Chemistry – Class 11 Mock Test 3

10%

Question 1 of 10

1. O₂ is paramagnetic in nature.

False

True

Question 1 of 10

Question 2 of 10

2. What is the energy that is released upon the formation of an ionic compound known as?

Ionization energy

Electron gain enthalpy

Lattice energy

Electropositivity

Question 2 of 10

Question 3 of 10

3. Nitrogen, fluorine and oxygen are ___________ in nature.

semi-metallic

electronegative

metallic

electropositive

Question 3 of 10

Question 4 of 10

4. The covalent radius in a chlorine molecule and van der Waal's radius between chlorine molecules respectively can be ________ & _________

198pm, 198pm

99pm, 198pm

99pm, 99m

198pm, 99pm

Question 4 of 10

Question 5 of 10

5. The faster the body moves, the higher the thermal energy.

False

True

Question 5 of 10

Question 6 of 10

6. Formation of a compound through ionic bond ______ the ionization energy of the metal ion.

may or may not depend on

does not depends on

depend on

is independent regarding

Question 6 of 10

Question 7 of 10

7. What is the electronic configuration of hydrogen molecule?

σ1s¹

σ*1s

σ1s

σ1s²

Question 7 of 10

Question 8 of 10

8. How many orbitals are included in sp³d hybridization?

Question 8 of 10

Question 9 of 10

9. What is the bond order of CO?

Question 9 of 10

Question 10 of 10

10. Mention the types of orbitals that undergo hybridization in order to get octahedral geometry?

s-orbital only

s-orbital, p-orbital, and d-orbital

s-orbital and p-orbital

d-orbital and p-orbital

Question 10 of 10