Assertion: $KMnO_4$ is purple in colour due to charge transfer.
Reason: There is no electron present in $d$-orbitals of Manganese in $MnO_4^-$.

  • A
    Both Assertion and Reason are true but Reason is $NOT$ a correct explanation of Assertion.
  • B
    Assertion is true but Reason is false.
  • C
    Assertion is false but Reason is true.
  • D
    Both Assertion and Reason are true and Reason is the correct explanation of Assertion.

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Similar Questions

Assertion : Solution of $Na_2CrO_4$ in water is intensely coloured.
Reason : Oxidation state of $Cr$ in $Na_2CrO_4$ is $+VI$.

Which of the following is incorrect about $K_{2}Cr_{2}O_{7}$?

The fusion of chromite ore $(FeCr_{2}O_{4})$ with $Na_{2}CO_{3}$ in air gives a yellow solution upon addition of water. Subsequent treatment with $H_{2}SO_{4}$ produces an orange solution. The yellow and orange colours,respectively,are due to the formation of

$A \xrightarrow{4 KOH, O_2} 2 B (Green) + 2 H_2O$
$3 B \xrightarrow{4 HCl} 2 C (Purple) + MnO_2 + 2 H_2O$
$3 C \xrightarrow{H_2O, KI} 2 A + 2 KOH + D$
In the above sequence of reactions,$A$ and $D$,respectively,are:

Which one of the following is an amphoteric oxide?

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