MCQ
The $3d-$ elements show variable oxidation states. What is the maximum oxidation state shown by the element $Mn$
- A$4$
- B$5$
- C$6$
- ✓$7$
✓
Answer
Correct option: D.
$7$
d
The maximum oxidation state shown by the element $Mn$ is $+7$.
The maximum oxidation state shown by the element $Mn$ is $+7$.
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
In Haber process $30$ litres of dihydrogen and $30$ litres of dinitrogen were taken for reaction which yielded only $50\%$ of the expected product. What will be the composition of gaseous mixture under the aforesaid condition in the end
→Variable valency is shown by
Identify disproportionation reaction.
i. $CH _4+2 O _2 \longrightarrow CO _2+2 H _2 O$
ii. $CH _4+4 Cl _2 \longrightarrow CCl _4+4 HCl$
iii. $2 F_2+2 OH ^{-} \longrightarrow 2 F+ OF _2+ H _2 O$
iv. $2 NO _2+2 OH ^{-} \longrightarrow NO _2^{-}+ NO _3^{-}+ H _2 O$
→i. $CH _4+2 O _2 \longrightarrow CO _2+2 H _2 O$
ii. $CH _4+4 Cl _2 \longrightarrow CCl _4+4 HCl$
iii. $2 F_2+2 OH ^{-} \longrightarrow 2 F+ OF _2+ H _2 O$
iv. $2 NO _2+2 OH ^{-} \longrightarrow NO _2^{-}+ NO _3^{-}+ H _2 O$
Major product is $(A)$ is
→Neutron is a fundamental particle carrying
What is the molar solubility of $Fe(OH)_2$ $(K_{sp} = 8.0 \times 10^{-16})$ at $pH\,\,13.0$ ?
→Which one of the following is a bronsted acid but not a bronsted base ?
The oxidation number of $Co$ in the complex ion
→The dipole moment of $o, p$ and $m-$ dichlorobenzene will be in the order
→The $IUPAC$ name of given is :
→