Redox Reactions & Electrochemistry-Oxidation Number (NEET Chemistry): Questions 1 - 2 of 2

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Question number: 1

» Redox Reactions & Electrochemistry » Oxidation Number

MCQ▾

Question

A current of 2 ampere when passed for 5 hours through a molten salt deposits 22.2 g of metal of atomic mass 177. The oxidation state of the metal in metal salt is?

Choices

Choice (4) Response

a.

+4

b.

+3

c.

+1

d.

+2

Question number: 2

» Redox Reactions & Electrochemistry » Oxidation Number

Appeared in Year: 2016

MCQ▾

Question

The number of electrons delivered at the cathode during electrolysis by a current of 1 ampere in 60 seconds is (charge on electron =1.60×1019 C)

Choices

Choice (4) Response

a.

3.75 × 1023

b.

6 × 1020

c.

6 × 1023

d.

7.48 × 1023

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