Atomic Structure (NEET Chemistry): Questions 31 - 36 of 73

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 891 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 400.00 or

Question number: 31

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

An electron beam can undergo diffraction by crystals. Through what potential should a beam of electrons be accelerated so that its wavelength becomes equal to 1.54

Choices

Choice (4) Response

a.

63.3 volt

b.

43.3 volt

c.

53.3 volt

d.

33.3 volt

Question number: 32

» Atomic Structure » Hund's Rule

MCQ▾

Question

The total spin resulting from a d5 configuration is –

Choices

Choice (4) Response

a.

1

b.

52

c.

2

d.

32

Question number: 33

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

MCQ▾

Question

The orbital having m=2 should not be present in the following sub-shell

Choices

Choice (4) Response

a.

d

b.

g

c.

f

d.

p

Question number: 34

» Atomic Structure » Spin Quantum Number

MCQ▾

Question

Find out the maximum number of electrons in any energy level. (If n = 2)

Choices

Choice (4) Response

a.

Six electrons

b.

Two electrons

c.

Eight electrons

d.

Four electrons

Question number: 35

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

A tennis ball have mass 6.0×102kg is moving with a speed of 62m/s. calculate the wavelength associated with the ball.

Choices

Choice (4) Response

a.

3.84 × 10 - 36m

b.

8.9×1034m

c.

5.6 × 10 - 34m

d.

1.8×1034m

Question number: 36

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Choose the correct option?

Choices

Choice (4) Response

a.

Shapes of orbitals are functional representation of mathematical solutions of Schrodinger equations. They do not represent any picture of electric charge or matter.

b.

Smaller the wavelength of the electron wave more is the resolving power of the electron microscope.

c.

Uncertainty in measurement is not due to lack of any experimental technique but due to nature of subatomic particle itself.

d.

All a. , b. and c. are correct

Sign In