IIT JEE / PMT Test Series : Module 2 : +1 : Chemistry : Atomic Sturcture

9 x/2

3, 6
6, 3
7, 3
3, 8
Normal type of MCQ with one correct option Of the following, which of the statement(s) regarding Bohr theory is wrong:
Kinetic energy of an electron is half of the magnitude of its potential energy
Kinetic energy of an electron is negative of total energy of electron
Energy of electron decreases with increase in the value of the principal quantum number
The ionization energy of H-atom in the first excited state is negative of one fourth of the energy of an electron in the ground state.
Normal type of MCQ with one correct option The wavelength of a spectral line for an electronic transition is inversely related to :
No. of electrons undergoing transition
The nuclear charge of the atom
The velocity of an electron undergoing transition
the difference in the energy levels involved in the transition
C, D,
A,B & D

energy levels

kinetic energy
potential energy
total energy
probability of finding electrons

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is false
A is false, R is true

A-Q, B-S, C-P, D-R
A-R, B-S, C-Q, D-P
A-P, B-Q, C-R, D-S
A-P, B-R, C-S, D-Q

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Prakash Singh


1688 days 14 hours 50 minutes ago


For q.5

l = 0, s-orbital,
m = 2l 1, has one value.
But that value is not 1 but 0 (remember that zero counts too !!).So m=0 will be appropriate

3986 days 17 hours 10 minutes ago

Akanksha Dubey

yaaaaaa.....ans to 5th ques shuld be B...

4027 days 14 hours 51 minutes ago


ok ok test

4110 days 9 hours 8 minutes ago



4196 days 13 hours 11 minutes ago


nice test

4196 days 19 hours 19 minutes ago

Aman kumar

answer to ques no 5 should be B part

4311 days 9 hours 59 minutes ago

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