KVPY SA Exam 05-Nov-2017 Question Paper

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Question : 73 of 80

Marks: +1, -0

KMnO

_4

reacts with

H_2O_2

in an acidic medium. The number of moles of oxygen produced per mole of KMnO

_4

is

2.5
5
1.25
2

Solution:

(no. of eq.)

_{KMnO_4}

= (no. of eq.)

_{H_2O_2}

⇒ 1 × 5 = x × 2
⇒ x = 2.5

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