The catalytic activity of the transition metals and their compounds is ascribed to their
The catalytic activity of the transition metals and their compounds is ascribed to their
- A
Chemical reactivity
- B
Magnetic behaviour
- C
Unfilled $d-$ orbitals
- D
Ability to adopt multiple oxidation states and their complexing ability
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The colorless species is
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Which of the following ions has the least magnetic moment
Which of the following ions has the least magnetic moment
$(a)$ Transition metals can act as catalysts because these can change their oxidation state. How does $Fe(III)$ catalyse the reaction between iodide and persulphate ions ?
$(b)$ Mention any three processes where transition metals act as catalysts.
$(a)$ Transition metals can act as catalysts because these can change their oxidation state. How does $Fe(III)$ catalyse the reaction between iodide and persulphate ions ?
$(b)$ Mention any three processes where transition metals act as catalysts.
The set of correct statements is:
$(i)$ Manganese exhibits $+7$ oxidation state in its oxide.
$(ii)$ Ruthenium and Osmium exhibit $+8$ oxidation in their oxides.
$(iii)$ $Sc$ shows $+4$ oxidation state which is oxidizing in nature.
$(iv)$ $Cr$ shows oxidising nature in $+6$ oxidation state.
The set of correct statements is:
$(i)$ Manganese exhibits $+7$ oxidation state in its oxide.
$(ii)$ Ruthenium and Osmium exhibit $+8$ oxidation in their oxides.
$(iii)$ $Sc$ shows $+4$ oxidation state which is oxidizing in nature.
$(iv)$ $Cr$ shows oxidising nature in $+6$ oxidation state.
- [JEE MAIN 2023]
Nickel steel contain $\%$ of $ Ni$
Nickel steel contain $\%$ of $ Ni$