MCQ
Which among the following shows maximum oxidation state?
- AV
- BFe
- CMn
- DCr
✓
Answer
- Mn
Explanation:
| Metal | Maximum Oxidation state |
| V | +3 |
| Cr | +6 |
| Fe | +3 |
| Mn | +7 |
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Melting point of a solid is $x\,K$ and its latent heat of fusion is $600\,cal\,mol^{-1}.$ The entropy change for fusion of $1\,mol$ solid is $2\,cal\,mol^{-1}\,K^{-1}$. The value of $x$ will be......$K$
→The rate of the reaction 2NO + Cl2 → 2NOCl is given by the rate equation. rate = k[NO]2[Cl2]
The value of the rate constant can be increased by:
The reaction $\mathop {\mathop {\mathop {\mathop {C{H_3} - C - C{H_3}}\limits^{\,|} }\limits^{\,\,\,\,\,\,\,C{H_3}} }\limits_{|\,} }\limits_{OH} \xrightarrow{H_2SO_4} \mathop {\mathop {C{H_3} - C = C{H_2}}\limits^{\,|} }\limits^{\,\,\,\,\,\,\,C{H_3}} $ is the example of
→Identify the correct option
(image) $X$ can also be formed by
→The total number of sigma $(\sigma) $ and pi $(\pi )$ bonds in an ethylene molecule are
→KMnO4 and K2Cr2O7 are _____agents and Na2S2O7 is ______ agent.
The structure of $PCl _{5}$ in the solid state is
→Who was the first scientist to propose a model for the structure of an atom?
Chemical hypothesis first emerged in Classical Greece by: