www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
GS
GS Set-1
Chemistry
Physical Chemistry
56

Physical Chemistry MCQ with Answers

56) In which of the following compounds, the oxidation number of iodine is fractional?

IF₇

I₃⁻

IF₅

IF₃

Answer is:

I₃⁻

Physical Chemistry MCQ with Answers

For more MCQ's Click Here

Related Physical Chemistry MCQ with Answers

57) The oxidation states of sulphur in Caro′s and Marshall′s acid are:

+6, +6

+4, +6

+6, −6

+6, +4

Answer is:

+6, +6

Explanation:

Both acids have peroxy linkages.

58) A compound of Xe and F is found to have 53.5% Xe. What is the oxidation number of Xe in this compound?

−4

0

4

6

Answer is:

6

59) Number of moles of K₂Cr₂O₇ that can be reduced by 1 mole of Sn²⁺ ions is:

1⁄3

3⁄2

5⁄6

6⁄5

Answer is:

1⁄3

60) When methane is burnt in oxygen to produce CO₂ and H₂O, the oxidation number changes by:

−8

0

8

4

Answer is:

8

Explanation:

Change = 4 − (−4) = 8

Physical Chemistry MCQ with Answers

For more MCQ's Click Here