MCQ
The transitional metal which shows oxidation state from $+2$ to $+7 $ belong to group
- ✓$VII B$
- B$VI B$
- C$II B$
- D$III B$
✓
Answer
Correct option: A.
$VII B$
a
(a)$VII B $ groups as the metal must contain $7$ electrons in ultimate shell in order to show $ + 7 $ oxidation state.
(a)$VII B $ groups as the metal must contain $7$ electrons in ultimate shell in order to show $ + 7 $ oxidation state.
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
Match List-$I$ with List-$II.$
→Choose the correct answer from the options given below:
Which one of the following statement is true for a electrochemical cell
Mark the correct statement in a reversible reaction:
Which of the following compounds is not coloured ?
What volume of $0.8\,M$ solution contains $ 0.1 \,mole$ of the solute ......... $ml$
→An organic compound on reaction with Nitrous acid give alcohol. Then the organic compound can be
$\mathop {(A)\,}\limits_{{C_7}{H_{14}}} \xrightarrow[{Zn}]{{{O_3}}}\left( B \right)\, + \,\left( C \right)$
→Compound $(A)$ exist in geometrical isomers and $(B)$ gives cannizaro reaction $(A)$ will be
The adsorption of hydrogen by platinum black is called:
Which of the following alcohol has the maximum tendency to give hydrogen ions:
Concentrated $HNO _{3}$ reacts with Iodine to give
→