Chemistry - Complete d-block Question with Solution | TestHub
ChemistryComplete d-blockd-blockMedium2 minQB
ChemistryMediumsingle choice
Passage / Comprehension
is the most important oxide of maganese. It occurs naturally as the black coloured mineral pyrolusite. It is an oxidising agent, and decomposes to Mn3O4 on heating to 530°C. It is used in the preparation of potassium permanganate and in the production of Cl2 gas. Over half a million tonnes per year of MnO2 is used in dry batteries.
In which of the following species, the colour is due to charge transfer.
(I) (II)
(III) (IV)
Options:
Answer:
D
Solution:
Cause of colour in is charge transfer.
Stream:JEESubject:ChemistryTopic:Complete d-blockSubtopic:d-block
⏱ 2mℹ️ Source: QB
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