Atomic Structure (NEET Chemistry): Questions 26 - 30 of 73

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Question number: 26

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Uncertainty is possible in a particle of 25g in space Equation uncertainty in velocity is-

Choices

Choice (4) Response

a.

1.1×10 - 28

b.

Equation

c.

Equation

d.

Equation

Question number: 27

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

with what velocity must an electron travel so that its momentum is equal to that of a photon of wavelength Equation =5200 Å?

Choices

Choice (4) Response

a.

1400m/s

b.

1300m/s

c.

1200m/s

d.

1235m/s

Question number: 28

» Atomic Structure » Shapes of S, P and D - Orbitals

MCQ▾

Question

The orbital having m =- 2 should be present in the following sub-shell.

Choices

Choice (4) Response

a.

s

b.

d

c.

p

d.

None of the above

Question number: 29

» Atomic Structure » Rules for Filling Electrons in Orbitals

MCQ▾

Question

Ground state electronic configuration of nitrogen atom represented by-

Choices

Choice (4) Response

a.

Various state electronic configuration of nitrogen Choice A

Finding the correct electronic configuration

↑↓

↑↓

b.

Various state electronic configuration of nitrogen Choice B

Finding the correct electronic configuration

↑↓

↑↓

Equation

c.

Various state electronic configuration of nitrogen Choice C

Finding the correct electronic configuration

↑↓

↑↓

Equation

Equation

d.

Various state electronic configuration of nitrogen Choice D

Finding the correct electronic configuration

↑↓

↑↓

Equation

Equation

Question number: 30

» Atomic Structure » Hund's Rule

MCQ▾

Question

The total spin resulting from a d7 configuration is –

Choices

Choice (4) Response

a.

2

b.

Equation

c.

1

d.

Equation

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