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Objective Questions
GS
GS Set-1
Chemistry
Inorganic Chemistry
4

Inorganic Chemistry MCQ with Answers

4) Total number of radial nodes present in 5f orbitals will be:

0

1

2

3

Answer is:

1

Inorganic Chemistry MCQ with Answers

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Related Inorganic Chemistry MCQ with Answers

5) The ionisation energy of H atom is 13.6 eV. The ionisation energy of Li⁺² ion will be:

54.4 eV

122.4 eV

13.6 eV

27.2 eV

Answer is:

122.4 eV

Explanation:

E₁ for Li⁺² = E₁ for H x Z²

6) In an X ray experiment, different metals are used as the target. In each case, the frequency ν of the radiation produced is measured. If Z = atomic number, which of the following plots be a straight line?

ν against Z

ν against √Z

√ν against Z

None of these

Answer is:

√ν against Z

7) In Moseley′s equation, √ν = a(Z − b):

Both a and b are independent of metal

b depends on metal and a is independent of metal

Both a and b are metal dependent

a is metal dependent while b is not

Answer is:

Both a and b are independent of metal

8) What is the ratio of the probability of finding an electron at the nucleus to the probability of finding it at Bohr′s radius?

e

e²

1 ⁄ e²

0

Answer is:

0

Inorganic Chemistry MCQ with Answers

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