m/c QUIZ on Group 7 THE HALOGENS practice exam revision questions for AQA, Edexcel, OCR, WJEC, CIE and CCEA GCSE foundation tier level GCSE chemistry courses at Doc Brown's Chemistry

Which halogen at room temperature and pressure is a green gas? [gp7-1]
1. fluorine
2. chlorine
3. bromine
4. iodine
Which halogen at room temperature and pressure is a dark red liquid? [gp7-2]
1. fluorine
2. chlorine
3. bromine
4. iodine
Which halogen at room temperature and pressure is a dark solid? [gp7-3]
1. fluorine
2. chlorine
3. bromine
4. iodine
Which halogen on heating gives an orange-brown vapour? [gp7-4]
1. fluorine
2. chlorine
3. bromine
4. iodine
Which halogen on heating gives a purple vapour? [gp7-5]
1. fluorine
2. chlorine
3. bromine
4. iodine
Which following is TRUE about the trend DOWN the Group 7 Halogens with increase in atomic number? [gp7-23]
1. the melting points increase
2. the boiling points decrease
3. the reactivity increases
4. the atoms get smaller
Which following is TRUE about the trend DOWN the Group 7 Halogens with increase in atomic number? [gp7-24]
1. the melting points decrease
2. the boiling points increase
3. the reactivity increases
4. the atoms get smaller
Which following is TRUE about the trend DOWN the Group 7 Halogens with increase in atomic number? [gp7-25]
1. the colour of the element gets lighter
2. the boiling points decrease
3. the reactivity decreases
4. the atoms get smaller
Which following is TRUE about the trend DOWN the Group 7 Halogens with increase in atomic number? [gp7-26]
1. the colour of the element gets lighter
2. the boiling points decrease
3. the reactivity increases
4. the atoms get larger
Which following is TRUE about the trend DOWN the Group 7 Halogens with increase in atomic number? [gp7-27]
1. the colour of the element gets darker
2. the melting points decrease
3. the reactivity increases
4. the atoms get smaller
Which four numbers a, b, c and d are required to balance the equation? [gp7-28]
a Cl_2(aq) + b KI_(aq) ==> c KCl_(aq) + d I_2(aq)
1. 1 2 2 1
2. 2 1 1 2
3. 1 2 1 2
4. 2 1 2 1
Which statement is TRUE about the Group 7 Halogens? [gp7-29]
1. they have low melting points
2. they are good conductors of heat
3. the first three are gases at room temperature and pressure
4. they are strong materials when solid
Which statement is TRUE about the Group 7 Halogens? [gp7-30]
1. they have high melting points
2. they are poor conductors of heat
3. the first three are gases at room temperature and pressure
4. they are strong materials when solid
Which statement is TRUE about the Group 7 Halogens? [gp7-31]
1. they have high boiling points
2. they are good conductors of electricity
3. the first two are gases at room temperature and pressure
4. they are strong materials when solid
Which statement is TRUE about the Group 7 Halogens? [gp7-32]
1. they have high boiling points
2. they are good conductors of electricity
3. only the first one is a gas at room temperature and pressure
4. they are brittle and crumbly materials when solid
Which statement is TRUE about the Group 7 Halogens? [gp7-33]
1. they have low boiling points
2. they are good conductors of electricity
3. only the first one is a gas at room temperature and pressure
4. they exist as single atoms at room temperature
Which statement is TRUE about the Group 7 Halogens? [gp7-34]
1. they have high boiling points
2. they are poor conductors of electricity
3. only the first one is a gas at room temperature and pressure
4. they exist as single atoms at room temperature
Which statement is TRUE about the Group 7 Halogens? [gp7-35]
1. they have high boiling points
2. they are good conductors of electricity
3. all their vapours are coloured
4. they exist as single atoms at room temperature
Which statement is TRUE about the Group 7 Halogens? [gp7-36]
1. they have high boiling points
2. they are good conductors of electricity
3. all their vapours are colourless
4. they exist as diatomic molecules X₂ at room temperature
Which is TRUE about the Group 7 Halogens? [gp7-37]
1. form negative ions of charge -1
2. form ionic compounds with other non-metallic elements
3. form covalent compounds with metallic elements
4. a less reactive halogen can displace a more reactive one from its ionic salt
Which is TRUE about the Group 7 Halogens? [gp7-38]
1. form negative ions of charge -2
2. form covalent compounds with other non-metallic elements
3. form ionic compounds with hydrogen
4. a less reactive halogen can displace a more reactive one from its ionic salt
Which is TRUE about the Group 7 Halogens? [gp7-39]
1. form negative ions of charge -2
2. form ionic compounds with other non-metallic elements
3. form ionic compounds with metallic elements
4. a less reactive halogen can displace a more reactive one from its ionic salt
Which is TRUE about the Group 7 Halogens? [gp7-40]
1. form positive ions of charge +1
2. form ionic compounds with other non-metallic elements
3. form covalent compounds with metallic elements
4. a more reactive halogen can displace a less reactive one from its ionic salt
Which is formed at the positive electrode (+ anode) during the electrolysis of brine (aqueous sodium chloride solution)? [gp7-41]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. sodium chlorate(I)
Which is formed at the negative electrode (- cathode) during the electrolysis of brine (aqueous sodium chloride solution)? [gp7-42]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. sodium chlorate(I)
Which is left after the electrolysis of brine (aqueous sodium chloride solution)? [gp7-43]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. sodium chlorate(I)
Which is made by combining two of the products from the electrolysis of brine (aqueous sodium chloride solution)? [gp7-44]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. sodium chlorate(I)
Which is a suitable test for the product formed at the positive electrode (+ anode) during the electrolysis of brine (aqueous sodium chloride solution)? [gp7-45]
1. bleaches damp blue litmus
2. squeaky pop with lit splint
3. turns universal indicator from green to purple
4. turns universal indicator from green to red
Which is a suitable test for the product formed at the negative electrode (- cathode) during the electrolysis of brine (aqueous sodium chloride solution)? [gp7-46]
1. bleaches damp blue litmus
2. squeaky pop with lit splint
3. turns universal indicator from green to purple
4. turns universal indicator from green to red
Which is a suitable test for the product left after the electrolysis of brine (aqueous sodium chloride solution)? [gp7-47]
1. bleaches damp blue litmus
2. squeaky pop with lit splint
3. turns universal indicator from green to purple
4. turns universal indicator from green to red
Which is a suitable test for the product formed by combining sodium hydroxide and chlorine from the electrolysis of brine (aqueous sodium chloride solution)? [gp7-48]
1. bleaches damp blue litmus
2. squeaky pop with lit splint
3. turns universal indicator from green to purple
4. turns red litmus paper blue and bleaches it white
Which is used in the manufacture of ceramics? [gp7-49]
1. sodium hydroxide
2. silver chloride
3. chlorine
4. hydrogen
Which is used in the manufacture of photographic film? [gp7-50]
1. sodium hydroxide
2. silver chloride
3. chlorine
4. hydrogen
Which is used in the manufacture of disinfectants? [gp7-51]
1. hydrochloric acid
2. silver chloride
3. chlorine
4. hydrogen
Which is used in the manufacture of margarine? [gp7-52]
1. sodium hydroxide
2. silver chloride
3. chlorine
4. hydrogen
Which is used in the manufacture of PVC plastic? [gp7-53]
1. chlorine
2. hydrogen
3. sodium chlorate(I)
4. hydrochloric acid
Which is used in the manufacture of ammonia? [gp7-54]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. hydrochloric acid
Which is used in the manufacture of detergent soaps? [gp7-55]
1. chlorine
2. hydrogen
3. sodium hydroxide
4. hydrogen chloride
Which is used with water to make a well known acid? [gp7-56]
1. sodium chlorate(I)
2. hydrogen
3. sodium hydroxide
4. hydrogen chloride
Which is used in the manufacture of hydrochloric acid? [gp7-57]
1. hydrogen
2. sodium hydroxide
3. sodium chlorate
4. silver chloride
Which is used in the manufacture of paper? [gp7-58]
1. hydrogen
2. sodium hydroxide
3. chlorine
4. silver bromide
Which is used to kill bacteria in water? [gp7-58]
1. hydrochloric acid
2. sodium hydroxide
3. chlorine
4. silver bromide
Which is used in the manufacture of photographic film? [gp7-60]
1. hydrogen
2. sodium hydroxide
3. sodium chlorate
4. silver bromide
Which is used to manufacture of bleaches? [gp7-61]
1. chlorine
2. hydrogen
3. silver iodide
4. hydrochloric acid
Which is used in the manufacture of the soluble salt of the acidic medication Aspirin? [gp7-62]
1. chlorine
2. sodium hydroxide
3. silver iodide
4. sodium chlorate(I)
Which is used in the manufacture of photographic film? [gp7-63]
1. chlorine
2. hydrogen
3. silver iodide
4. sodium hydroxide
Which is used in the manufacture of bleaches? [gp7-64]
1. hydrochloric acid
2. hydrogen
3. silver iodide
4. sodium hydroxide
Which correctly describes a property of the compound formed when a halogen X (eg Cl, Br, I) combines with an Alkali Metal M (eg Li, Na, K etc.)? [gp7-89]
1. the solid is a poor conductor
2. low melting point
3. silvery solid
4. will not conduct when liquid or when dissolved in water
Which correctly describes a property of the compound formed when a halogen X (eg Cl, Br, I) combines with an Alkali Metal M (eg Li, Na, K etc.)? [gp7-90]
1. the solid is a good conductor
2. high melting point
3. silvery solid
4. will not conduct when liquid or when dissolved in water
Which correctly describes a property of the compound formed when a halogen X (eg Cl, Br, I) combines with an Alkali Metal M (eg Li, Na, K etc.)? [gp7-91]
1. the solid is a good conductor
2. has a low boiling point
3. white or colourless solid
4. will not conduct when liquid or when dissolved in water
Which correctly describes a property of the compound formed when a halogen X (eg Cl, Br, I) combines with an Alkali Metal M (eg Li, Na, K etc.)? [gp7-92]
1. the solid is a good conductor
2. has a low boiling point
3. silvery solid
4. will conduct when liquid or when dissolved in water
Which does NOT represent a possible reaction? [gp7-93]
1. iodine + potassium bromide ==> potassium iodide + bromine
2. chlorine + sodium iodide ==> sodium chloride + iodine
3. bromine + potassium iodide ==> potassium bromide + iodine
4. fluorine + sodium chloride ==> sodium fluoride + chlorine
Which does NOT represent a possible reaction? [gp7-94]
1. chlorine + potassium bromide ==> potassium chloride + bromine
2. chlorine + sodium fluoride ==> sodium chloride + fluorine
3. bromine + potassium iodide ==> potassium bromide + iodine
4. fluorine + sodium chloride ==> sodium fluoride + chlorine
Which does NOT represent a possible reaction? [gp7-95]
1. chlorine + potassium bromide ==> potassium chloride + bromine
2. chlorine + sodium iodide ==> sodium chloride + iodine
3. bromine + potassium chloride ==> potassium bromide + chlorine
4. fluorine + sodium chloride ==> sodium fluoride + chlorine
Which does NOT represent a possible reaction? [gp7-96]
1. chlorine + potassium bromide ==> potassium chloride + bromine
2. chlorine + sodium iodide ==> sodium chloride + iodine
3. bromine + potassium iodide ==> potassium bromide + iodine
4. bromine + sodium chloride ==> sodium bromide + chlorine
Which is the most reactive halogen listed? [gp7-97]
1. chlorine
2. bromine
3. iodine
4. astatine
Which is the least reactive halogen listed? [gp7-98]
1. chlorine
2. iodine
3. bromine
4. fluorine
Which quartet of hazard warning symbols should ALL be on a cylinder of chlorine? [gp7-99]
Which pair of hazard warning symbols should BOTH be on a bottle of hydrochloric acid? [gp7-100]

m/c QUIZ on "Group 7 THE HALOGENS" easier-foundation tier GCSE level © Doc Brown's Chemistry