Chemistry (General Concepts) MCQs with Answers

Intermolecular forces are than binding forces.

• A.Stronger
• B.Weaker
• C.Equal in strength
• D.Sometimes stronger, sometimes weaker

A substance which produces hydroxyl ion (OH⁻) in the aqueous solution is called?

• A.Acid
• B.Oxide
• C.Salt
• D.Base

NH3 can be a base according to ?

• A.Arrhenius theory only
• B.Bronsted-Lowry theory
• C.Lewis theory
• D.Both b and c

10% (w/w) sugar solution means that 10 grams of solute is dissolved in:

• A.90 g of water
• B.100 g of water
• C.110 g of water
• D.10 g of water

The bond that forms by the sharing of electrons is called ?

• A.Ionic Bond
• B.Covalent Bond
• C.Metallic Bond
• D.Hydrogen Bond

Bond order is equal to?

• A.Half of the sum of bonding and antibonding electrons
• B.The total number of bonding electrons only
• C.Half of the difference between number of bonding electrons and antibonding electrons
• D.The difference between number of protons and neutrons

The oxidation state of nitrogen in HNO₃ is _?

• A.+3
• B.+5
• C.-3
• D.+1

The unhybridized p orbital in sp2 hybridization is

• A.Parallel to sp2 orbitals
• B.Perpendicular to sp2 orbitals
• C.In the same plane as sp2 orbitals
• D.Absent in sp2 hybridization

Geometry of methyl chloride is?

• A.Tetrahedral
• B.Trigonal planar
• C.Linear
• D.Octahedral

The group that deactivates the benzene ring for electrophilic substitution?

• A.Amino group
• B.Methyl group
• C.Hydroxyl group
• D.Chlorine