Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-1]
they become more reactive
the atoms get smaller
the melting point gets higher
the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-2]
they become less reactive
the atoms get larger
the melting point gets higher
the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-3]
they become less reactive
the atoms get smaller
the melting point gets lower
the boiling point gets higher
Which 'trend' is TRUE down the Alkali Metal Group with increase in atomic number? [gp1-4]
they become less reactive
the atoms get smaller
the melting point gets higher
the boiling point gets lower
Hydrochloric acid is a strong acid that forms chloride salts with alkali metal hydroxides. The acid's pH is likely to be? [gp1-5]
pH 1
pH 7
pH 10
pH 13
The salt sodium chloride is soluble in water and the pH of its aqueous solution is likely to be? [gp1-6]
pH 1
pH 7
pH 10
pH 13
Sodium carbonate solution is a weak alkali, the pH of its aqueous solution is likely to be? [gp1-7]
pH 1
pH 7
pH 10
pH 13
Sodium hydroxide is a strong alkali, the pH of its aqueous solution is likely to be? [gp1-8]
pH 1
pH 7
pH 10
pH 13
Which is TRUE about the Group 1 Alkali Metals? [gp1-17]
they have unusually low densities
they have unusually high melting points
they are typical hard metals
they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-18]
they have unusually high densities
they have unusually low melting points
they are typical hard metals
they are poor conductors of
electricity
Which is TRUE about the Group 1 Alkali Metals? [gp1-19]
they have unusually high densities
they have unusually high melting points
they are unusually soft metals
they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-20]
they have unusually high densities
they have unusually high melting points
they are typical hard metals
they are good conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-21]
they have unusually high densities
they have unusually high melting points
they are typical hard metals
they are good conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-22]
they have unusually high densities
they have typically high boiling points
they are typical hard metals
they are poor conductors of heat
Which is TRUE about the Group 1 Alkali Metals? [gp1-23]
when pure they are silver solids
they have untypically low boiling points
they are untypical hard metals
they are poor conductors of electricity because they only have one free outer electron in the metal lattice
Which is TRUE about the Group 1 Alkali Metals? [gp1-24]
when pure they are colourless solids
they have untypically low boiling points
they are kept under oil because of their reactivity to oxygen
they are poor conductors of electricity because they only have one free outer electron in the metal lattice
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-25]
it will have a high melting point
it will be a green solid
it will not dissolve in water
it will be a covalent compound
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-26]
it will have a low melting point
it will be a white solid or colourless crystals
it will not dissolve in water
it will be a covalent compound
When an alkali metal reacts with the non-metal chlorine, which statement is TRUE about the compound formed? [gp1-27]
it will have a low melting point
it will be a pale green solid
it will dissolve in water to give a neutral solution of pH 7
it will be a covalent compound
When an alkali metal reacts with the non-metal oxygen, which statement is TRUE about the compound formed? [gp1-28]
it will have a low melting point
it will be a pale green solid
it will dissolve in water to give an alkaline solution of pH 14
it will be a covalent compound
When an alkali metal reacts with the non-metal oxygen, which statement is TRUE about the compound formed? [gp1-29]
it will have a low melting point
it will be a pale green solid
it will dissolve in water to give a neutral solution of pH 7
it will be an ionic compound
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-30]
the products are lithium hydroxide and hydrogen
the reaction is fast and endothermic
the indicator turns from neutral green (pH 7) to strongly acid red (pH 1)
the gas formed causes a glowing splint to re-ignite
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-31]
the products are lithium oxide and hydrogen
the reaction is fast and exothermic
the indicator turns from acid red (pH 3) to neutral green (pH 7)
the metal sinks but carries on reacting
Which is TRUE about the reaction of potassium and water containing universal indicator? [gp1-32]
the products are potassium oxide and hydrogen
the reaction is fast and endothermic
the indicator turns from neutral green (pH 7) to strongly alkaline purple (pH 14)
the metal sinks but carries on reacting
Which is TRUE about the reaction of lithium and water containing universal indicator? [gp1-33]
the products are lithium oxide and hydrogen
the reaction is fast and endothermic
the indicator turns from neutral green (pH 7) to weakly alkaline dark green (pH 8)
the gas formed gives a pop with a lit splint
Which is TRUE about the reaction of potassium and water containing universal indicator? [gp1-34]
the reaction is so exothermic the gas formed burns with a lilac flame
the products are potassium hydroxide and oxygen
the indicator turns from neutral green (pH 7) to weakly alkaline dark green (pH 8)
the gas formed re-ignites a glowing splint
Which of the elements listed is an Alkali Metal? [gp1-35]
element X
element D
element E
element W
Which of the elements listed is an Alkali Metal? [gp1-36]
element A
element J
element Z
element G
Given the equation ... 2Li(X) + 2H2O(?) ==> 2LiOH(?) + H2(?) Which state symbol should be where (X) is? [gp1-37]
(s)
(l)
(aq)
(g)
Given the equation ... 2Na(?) + 2H2O(X) ==> 2NaOH(?) + H2(?) Which state symbol should be where (X) is? [gp1-38]
(s)
(l)
(aq)
(g)
Given the equation ... 2K(?) + 2H2O(?) ==> 2KOH(X) + H2(?) Which state symbol should be where (X) is? [gp1-39]
(s)
(l)
(aq)
(g)
Given the equation ... 2Rb(?) + 2H2O(?) ==> 2RbOH(?) + H2(X) Which state symbol should be where (X) is? [gp1-40]
(s)
(l)
(aq)
(g)
In the Periodic Table a vertical column of similar elements is called a? [gp1-45]
Group
Period
Series
Block
In the Periodic Table a complete horizontal row elements of varying physical and chemical character is called a? [gp1-46]
Group
Period
Series
Block
In the Periodic Table part of a horizontal row elements of similar physical and chemical character is called a? [gp1-47]
Group
Period
Series
Block
In the Periodic Table, the elements were originally laid out in order of? [gp1-48]
atomic number
reactivity
atomic radius
atomic mass
In the modern Periodic Table, the elements are now laid out in order of? [gp1-49]
atomic number
reactivity
atomic radius
atomic mass
Which element is very similar physically and chemically to potassium? [gp1-50]
chlorine
sodium
helium
sulphur
Which is a metal that floats on, and reacts with, water and the product turns universal indicator purple? [gp1-51]
iron
bromine
lithium
helium
The element sodium is stored under oil because it? [gp1-52]
floats on water
is less dense than oil
cannot react with air
reacts rapidly with water
When sodium reacts with water, the products are? [gp1-53]
sodium hydroxide and hydrogen
sodium hydroxide and oxygen
sodium hydride and oxygen
sodium oxide and hydrogen
Which element is a liquid non-metal at room temperature and pressure? [gp1-61]
bromine
carbon
copper
mercury
Which element is a solid non-metal at room temperature and pressure? [gp1-62]
bromine
carbon
copper
mercury
Which element is a solid metal at room temperature and pressure? [gp1-63]
bromine
carbon
copper
mercury
Which element is a liquid metal at room temperature and pressure? [gp1-64]
bromine
carbon
copper
mercury
Which element is a gas at room temperature and pressure? [gp1-65]
nitrogen
sulphur
chromium
tin
Which element is a yellow solid non-metal at room temperature and pressure? [gp1-66]
carbon
sulphur
chromium
tin
Which element is a shiny solid at room temperature and pressure? [gp1-67]
carbon
sulphur
nickel
phosphorus
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the most reactive metals? [gp1-68]
section 1
section 3
section 4
section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the Transition Metals? [gp1-69]
section 1
section 3
section 4
section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find most of the non-metals? [gp1-70]
section 1
section 3
section 4
section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find the Noble Gases? [gp1-71]
section 1
section 3
section 4
section 5
The diagram shows an outline of part of the Periodic Table in five sections. In which section will you find hydrogen? [gp1-72]
section 5
section 3
section 4
section 2
Complete the equation: [gp1-73] sodium + water ==> ? + ?
sodium hydroxide + hydrogen
sodium oxide + hydrogen
sodium hydride + oxygen
sodium hydroxide + oxygen
Complete the equation: [gp1-74] potassium + water ==> ? + ?
potassium oxide + hydrogen
potassium hydroxide + hydrogen
potassium hydride + oxygen
potassium hydroxide + oxygen
Which is TRUE about Alkali Metals? [gp1-75]
they are very hard
lumps of them are not easily shaped
when freshly cut they are shiny
they have low boiling points
Which is TRUE about Alkali Metals? [gp1-76]
they are very hard
they have high melting points
when freshly cut they are dull looking
lumps of them are easily shaped
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-77]
is an ionic compound
soluble to form a pale green solution in water
the solid conducts electricity
the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-78]
is a covalent compound
soluble to form a colourless solution in water
the solid conducts electricity
the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-79]
is a covalent compound
forms a pale green solution in water
the solid does not conduct electricity, but the molten salt does
it has a low melting point
Which is TRUE about the compound formed on combining an Alkali Metal with the Halogen element chlorine to form the metal chloride? [gp1-80]
is a covalent compound
insoluble in water
the solid conducts electricity
the solution of it in water conducts electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-81]
soluble to form a colourless solution in water
has a low melting point
the solid conducts electricity
the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-82]
it is insoluble in water
it has a high melting point
the solid conducts electricity
the solution in water does not conduct electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-83]
it is insoluble in water
it has a low boiling point
it is a white solid
the solid conducts electricity
Which is TRUE about the compound formed on combining an Alkali Metal with the element oxygen to form the metal oxide? [gp1-84]
it is insoluble in water and floats on the surface
the solid is a good conductor of electricity
it is a pale yellow solid with a low melting point
when molten or dissolved in water, it will conduct electricity
Which is solid metal? [gp1-93]
aluminium
hydrogen
sulphur
bromine
Which is gaseous non-metal? [gp1-94]
aluminium
hydrogen
sulphur
bromine
Chlorine reacts with
potassium to form potassium chloride. Which is TRUE about it? [gp1-95]
green insoluble solid
white insoluble solid
white soluble solid
green insoluble solid
Potassium hydroxide dissolves in water to form? [gp1-96]
potassium oxide
hydrogen gas
a salt solution
an alkaline solution
Most metallic elements are found in the central block and in? [gp1-97]
Groups 1 and 2
Groups 3 and 4
Groups 5 and 6
Groups 7 and 0 (or 8)
The elements in Group 1 of the Periodic Table are called the? [gp1-98]
Alkaline Earth Metals
Alkali Metals
Transition Metals
Reactive Metals
[gp1-9] Which three quantities a, b and c are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Li(s) + b O2(g) ==> c Li2O(s)
4 1 2
2 1 2
4 2 1
2 2 1
[gp1-10] Which four quantities a, b, c and d are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Na(s) + b H2O(l) ==> c NaOH(aq) + d H2(g)
2 1 2 1
2 2 2 1
1 2 1 2
1 1 1 2
[gp1-11] Which five quantities a, b, c, d and e are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Na2CO3(s) + b HCl(aq) ==> c NaCl(aq) + d H2O(l) + e CO2(g)
1 4 4 2 2
2 2 4 2 2
1 2 2 1 1
2 2 2 1 1
[gp1-12] Which three quantities a, b and c are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Na(s) + b Cl2(g) ==> c NaCl(s)
1 1 1
1 2 1
1 1 1
2 1 2
[gp1-13] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a NaOH(aq) + b HCl(aq) ==> c NaCl(aq) + d H2O(l)
1 1 1 1
1 2 2 1
2 1 1 2
1 2 2 1
[gp1-14] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Li2O(s) + b HCl(aq) ==> c LiCl(aq) + d H2O(l)
1 2 1 1
1 2 2 1
1 1 1 1
1 2 1 2
[gp1-15] Which four quantities a, b, c and dare required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a KOH(aq) + b H2SO4(aq) ==> c K2SO4(aq) + d H2O(l)
1 2 1 1
1 1 1 1
2 1 1 2
2 2 1 2
[gp1-16] Which four quantities a, b, c and d are required to balance the equation? (Note: 1's are not written in the equation BUT they are needed in the 'balancing ratio thinking'.) a Na2O(s) + b H2SO4(aq) ==> c Na2SO4(aq) + d H2O(l)
1 2 1 2
2 2 2 1
2 1 2 2
1 1 1 1
The formula of sodium hydroxide is? [gp1-41]
NaOH
Na2O
Na(OH)2
Na2O2
The formula of lithium oxide is? [gp1-42]
Li2O2
Li2O
LiO
LiO2
The formula of potassium chloride is? [gp1-43]
K2Cl
KCl2
KCl
KCl3
The Group 1 Alkali Metals behave in a very similar way because they all have? [gp1-44]
low melting points
free electrons in their structure
the ability to easily form a positive ion in a reaction
one electron in the outer shell
Group 1 Alkali Metals become more reactive down the Group, as the atomic number increases, because? [gp1-54]
they can gain another outer
electron more easily as the atom gets smaller
they can lose the outer
electron more easily as the atom gets bigger
they can share electrons more easily as the atom gets bigger
they can share electrons more easily as the atom gets smaller
Which is the electron arrangement of an Alkali Metal? [gp1-55]
2.8.7
2.8
2.8.1
2.8.2
What is the charge on the ion formed by an Alkali Metal? [gp1-56]
-
2-
2+
+
Which is the electron arrangement of the most reactive metal? [gp1-57]
2.8.8.1
2.1
2.2
2.8.8.2
Caesium is below potassium in the Periodic Table. Compared to potassium, this means caesium will? [gp1-58]
corrode less quickly
be more reactive
not have to be stored under oil
be higher melting
Sodium and potassium are in the same Group of the Periodic Table because they both? [gp1-59]
react fast with water
have the same formula for a chloride salt
have the same number of outer electrons
soft silvery solids
Sodium and potassium would be expected to chemically very similar because they both? [gp1-60]
react fast with water
have the same formula for a chloride salt
have the same number of electrons in the atom
have the same number of outer electrons
What is the formula of lithium nitrate? [gp1-85]
LiNO3
Li2NO3
Li(NO3)2
Li(NO3)3
What is the formula of sodium sulphate? [gp1-86]
NaSO4
Na2SO4
Na(SO4)2
Na3SO4
What is the formula of lithium hydroxide? [gp1-87]
Li(OH)2
Li2OH
LiOH
Li(OH)3
What is the formula of potassium carbonate? [gp1-88]
KCO3
K(CO3)2
K3CO3
K2CO3
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-89]
increasingly easier oxidation of M to M+
outer electron increasingly closer to the positive nucleus
outer electron being increasingly more strongly held by the nucleus
decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-90]
increasingly easier reduction of M to M+
outer electron increasingly further from the positive nucleus
outer electron being increasingly more strongly held by the nucleus
decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-91]
increasingly easier reduction of M to M+
outer electron increasingly nearer the positive nucleus
outer electron being increasingly less strongly held by the nucleus
decreasingly smaller atom
When alkali metals react with water, the increase in reactivity down the group, with increasing atomic number, is partly explained by the? [gp1-92]
increasingly easier reduction of M to M+
outer electron increasingly nearer the positive nucleus
outer electron being increasingly more strongly held by the nucleus