Chemistry (General Concepts) MCQs with Answers

Interaction between highly electron deficient hydrogen and highly electronegative atom is called?

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

Three states of matter are ?

• A.Solids, liquids and gases
• B.Solids, liquids and plasma
• C.Solids, gases and plasma
• D.Liquids, gases and plasma

A single solution of a complex containing equal amounts of two optical isomers is called a _ mixture.

• A.Racemic
• B.Eutectic
• C.Azeotropic
• D.Colloidal

The branch of chemistry which deals with the study of all elements and their compounds except hydrocarbons is called?

• A.Organic chemistry
• B.Analytical chemistry
• C.Physical chemistry
• D.Inorganic chemistry

Which set of hybrid orbitals has planar triangular shape?

• A.sp
• B.sp²
• C.sp³
• D.dsp²

Solubility of a solute depends upon _?

• A.Temperature
• B.Pressure
• C.Nature of solute and solvent
• D.All of these

Co-ordination number of Pt in [PtCl(NO)(NH3)2] is ?

• A.2
• B.3
• C.4
• D.6

Triatomic molecules have which of the following movements?

• A.Translational motion
• B.Rotational motion
• C.Both A and B
• D.Vibrational motion only

The oxidation number of Cl in HClO₂ is?

• A.+1
• B.+3
• C.+5
• D.+7

Octet rule is not obeyed by which of the following during its formation?

• A.NF₃
• B.H₂O
• C.CO₂
• D.CH₄