Atomic Structure-Heisenberg Uncertainty Principle (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 6 - 9 of 9

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Question number: 6

» 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: 7

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

If uncertainity in position and momentum are equal then uncertainity in velocity is?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Which of the following statement does not form part of Bohr’s model of hydrogen atom?

Choices

Choice (4) Response

a.

Energy of electron in the orbit is quantized

b.

The electron in the orbit nearest to the nucleus has lowest energy

c.

Electrons revolve in different orbit nucleus

d.

The position and velocity of the electron in the orbit cannot be determined simultaneously

Question number: 9

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Calculate the uncertainity in the position of particle when the uncertainity in momentum is Equation

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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