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Get Answers to all your Questions
- #Chemistry
- #Medical
- #Class 12
- #d and f Block Elements
- #National Eligibility Cum Entrance Test
- #National Eligilibility Cum Entrance Test
Match the following aspects with the respective metal.
| Aspects | Metal |
| (a) The metal which reveals a maximum number of oxidation states | (i) Scandium |
| (b) The metal although placed in 3d block is considered not as transition element | (ii) Copper |
| (c) The metal which does not exhibit variable oxidation states | (iii) Manganese |
| (d) The metal which in +1 oxidation state in aqueous solution undergoes disproportionation | (iv) Zinc |
Select the correct option :
Option: 1
(a) - (iii) (b) - (iv) (c) - (i) (d) -(ii)
Option: 2
(a) - (iii) (b) - (i) (c) - (iv) (d) -(ii)
Option: 3
(a) - (ii) (b) - (iv) (c) - (i) (d) -(iii)
Option: 4
(a) - (i) (b) - (iv) (c) - (ii) (d) -(iii)
Answers (1)
(a) - (iii)
Manganese shows the maximum oxidation state
(b) - (iv)
Zinc belongs to 3d series but is not a transition element.
(c) - (i)
Sodium shows an oxidation state of +3 only
(d) - (ii)
Copper (i) dispropotionates to copper (o) and copper (ii) in aqueons solutions.
Hence, the correct answer is option 1.
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