Quiz on aspects of Salters Unit M MINERALS FROM THE SEA

In which of these ions is the halogen in its highest oxidation state? [mmc-1]
1. IO₄^-
2. ClO₃^-
3. BrO₂^-
4. IO^-
In which of these ions is the halogen in its lowest oxidation state? [mmc-2]
1. IO₄^-
2. ClO₃^-
3. BrO₂^-
4. IO^-
In which of these ions is the halogen in a +5 oxidation state? [mmc-3]
1. IO₄^-
2. ClO₃^-
3. BrO₂^-
4. IO^-
In which of these ions is the halogen in a +3 oxidation state? [mmc-4]
1. IO₄^-
2. ClO₃^-
3. BrO₂^-
4. IO^-
In the electrolytic refining of copper, which of the following electrode processes happens at the cathode? [mmc-5]
1. Cu⁺_(aq)+ e^- ==> Cu_(s)
2. Cu²⁺_(aq)+ 2e^- ==> Cu_(s)
3. Cu_(s) ==>Cu⁺_(aq)+ e^-
4. Cu_(s) ==>Cu²⁺_(aq)+ 2e^-
In the electrolytic refining of copper, which of the following electrode processes happens at the anode? [mmc-6]
1. Cu⁺_(aq)+ e^- ==> Cu_(s)
2. Cu²⁺_(aq)+ 2e^- ==> Cu_(s)
3. Cu_(s) ==>Cu⁺_(aq)+ e^-
4. Cu_(s) ==>Cu²⁺_(aq)+ 2e^-
Which of the following electron configurations corresponds to a Noble Gas? [mmc-7]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a halide ion? [mmc-8]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a stable s block metal ion? [mmc-9]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a Transition Metal? [mmc-10]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a 3d block element? [mmc-11]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a halogent? [mmc-12]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to an s block element? [mmc-13]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
Which of the following electron configurations corresponds to a group 2 element? [mmc-14]
1. [Ne] 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶
2. [Ne] 3s² 3p⁶ 3d⁸ 4s²
3. [Ne] 3s² 3p⁵
4. [Ne] 3s² 3p⁶ 3d¹⁰ 4s²
What is the oxidation state of chlorine in NaOCl? [msa-1]
What is the oxidation state of bromine in KBrO₄? [msa-2]
What is the oxidation state of nitrogen in NaNO₂? [msa-3]
What is the oxidation state of chromium in K₂Cr₂O₇? [msa-4]
What is the oxidation state of copper in Cu₂O? [msa-5]
What is the oxidation state of carbon in COCl₂? [msa-6]
What is the oxidation state of phosphorus in the ion PO₄^3-? [msa-7]
What is the oxidation state of nitrogen in Li₃N? [msa-8]
What is the oxidation state of chlorine in SO₂Cl₂? [msa-9]
What is the oxidation state of xenon in XeO₂F₂? [msa-10]
What is the oxidation state of sulphur in SO₂Cl₂? [msa-11]
How many grams of copper can be extracted from 20g of copper(II) oxide, CuO? (atomic masses: Cu=64, O=16) [msa-12]

Quiz on aspects of Salters Unit M MINERALS FROM THE SEA

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