The element that does not show a disproportionation tendency is/are:
1. | Cl | 2. | Br |
3. | F | 4. | I |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the reactions given below, thiosulphate reacts differently with iodine than with bromine.
Choose the statements among the following that best describe the above dual behaviour of thiosulphate.
1. | Bromine is a stronger oxidant than iodine. |
2. | Bromine is a weaker oxidant than iodine. |
3. | Thiosulphate undergoes oxidation by bromine and reduction by iodine in these reactions. |
4. | Bromine undergoes oxidation and iodine undergoes reduction in these reactions. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe incorrect statement regarding the rule to find the oxidation number among the following is:
1. | The oxidation number of hydrogen is always +1. |
2. | The algebraic sum of all the oxidation numbers carried by elements in a compound is zero. |
3. | An element in its free or uncombined state has an oxidation number of zero. |
4. | Generally, in all its compounds, the oxidation number of fluorine is -1. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn which of the following compounds, an element exhibits two different oxidation state?
1. | 2. | ||
3. | 4. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following arrangements represents the increasing oxidation number of the central atom?
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statement(s) is/are not true about the following decomposition reaction?
a. | Potassium is undergoing oxidation |
b. | Chlorine is undergoing oxidation |
c. | Oxygen is reduced |
d. | None of the species are undergoing oxidation or reduction |
The correct choice among the above is:
1. (a, b, d)
2. (b, c, d)
3. (b, d, a)
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the correct statement(s) in relation to the following reaction.
(a) Zinc is acting as an oxidant
(b) Chlorine is acting as a reductant
(c) Hydrogen ion is acting as an oxidant
(d) Zinc is acting as a reductant
The correct choice among the above is -
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the correct statements regarding the given reaction:
a. | Phosphorus undergoes reduction only. |
b. | Phosphorus undergoes oxidation only. |
c. | Phosphorus undergoes oxidation as well as reduction. |
d. | Hydrogen undergoes neither oxidation nor reduction. |
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology