Chemistry · 2023
JEE Main · 29 January 2023, Shift 2 · Q40
The set of correct statements is: (i) Manganese exhibits +7 oxidation state in its oxide. (ii) Ruthenium and Osmium exhibit +8 oxidation in their…
The set of correct statements is :
(i)
Manganese exhibits +$\displaystyle 7$ oxidation state in its oxide.
(ii)
Ruthenium and Osmium exhibit +$\displaystyle 8$ oxidation in their oxides.
(iii)
Sc shows +$\displaystyle 4$ oxidation state which is oxidizing in nature.
(iv)
Cr shows oxidising nature in +$\displaystyle 6$ oxidation state.
Official answer
From NTA’s final answer key for this paper.
(1)
(i) , (ii) and (iv)
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.