Atomic Structure-Rules for Filling Electrons in Orbitals (KVPY Stream-SA (Class 11) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Atomic Structure » Rules for Filling Electrons in Orbitals

Appeared in Year: 2015

MCQ▾

Question

The number of electrons required to reduce chromium completely in Cr2O72 − to Cr3+ in acidic medium is

Choices

Choice (4) Response

a.

2

b.

3

c.

5

d.

6

Question number: 2

» Atomic Structure » Rules for Filling Electrons in Orbitals

Appeared in Year: 2010

MCQ▾

Question

Among NH 3, BCl 3, Cl 2 and N 2 t he compound that does not satisfy the octet rule is –

Choices

Choice (4) Response

a.

BCl 3

b.

Cl 2

c.

N 2

d.

NH 3

Question number: 3

» Atomic Structure » Rules for Filling Electrons in Orbitals

Appeared in Year: 2014

MCQ▾

Question

The order of increasing energies of the orbitals follows-

Choices

Choice (4) Response

a.

3s,3p,3d,4s,4p

b.

4p,5s,4d,5p,6s

c.

3p,3s,4s,3d,4p

d.

3s,3p,3d,4p,4s

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