Atomic Structure-Bohr Model of Hydrogen Atom (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Chemistry): Questions 1 - 4 of 4

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Question number: 1

» Atomic Structure » Bohr Model of Hydrogen Atom

MCQ▾

Question

According to Bohr’s theory, the electronic energy of the hydrogen atom in nth Bohr’s orbit given by Equation . Calculate the longest wavelength of light that will be needed to remove electrons from 3rd Bohr orbit of Equation ion.

Choices

Choice (4) Response

a.

Equation

b.

2.76×10 - 18J

c.

Equation

d.

Equation

Question number: 2

» Atomic Structure » Bohr Model of Hydrogen Atom

Appeared in Year: 2013

MCQ▾

Question

The radii of the first Bohr orbit of H (Equation ), Equation (Equation ) and Equation (Equation ) are in the order

Choices

Choice (4) Response

a.

Equation > Equation > Equation

b.

Equation < Equation < Equation

c.

Equation > Equation > Equation

d.

Equation < Equation < Equation

Question number: 3

» Atomic Structure » Bohr Model of Hydrogen Atom

MCQ▾

Question

Find out the number of waves made by a Bohr electron in one complete revolution in its third orbit.

Choices

Choice (4) Response

a.

λ

b.

2 λ

c.

Equation λ

d.

3 λ

Question number: 4

» Atomic Structure » Bohr Model of Hydrogen Atom

Appeared in Year: 2014

MCQ▾

Question

The radii of the first Bohr orbit of O (Equation ), Equation (Equation ) and Equation (Equation ) are in the order

Choices

Choice (4) Response

a.

Equation > Equation > Equation

b.

Equation < Equation < Equation

c.

Equation > Equation > Equation

d.

Equation < Equation < Equation

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