Atomic Structure (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 32 - 37 of 94

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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.

c.

2

d.

Question number: 33

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

MCQ▾

Question

The orbital having 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 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.

c.

5.6 × 10 - 34m

d.

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

Question number: 37

» Atomic Structure » Quantum Mechanical Model of Atom

MCQ▾

Question

In hydrogen, an electron in its normal state absorbs two times of the energy, as it requires escaping (13.6 eV) from the atom, the wavelength of the emitted electron will be -

Choices

Choice (4) Response

a.

2.34 x 10-10 m

b.

3.46 x 10-10 m

c.

4.44 x 10-10 m

d.

1.34 x 10-10 m

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