Chemistry (General Concepts) MCQs with Answers

Which one of the following is a non-electrolyte?

• A.Sodium chloride
• B.Urea
• C.Potassium hydroxide
• D.Hydrochloric acid

When two identical atoms share electron pairs and exert force on each other, the bond formed is ?

• A.Ionic bond
• B.Non-polar covalent bond
• C.Polar covalent bond
• D.Metallic bond

Which ion moves towards the Anode of the cell?

• A.Cation
• B.Anion
• C.Proton
• D.Electron

Molarity is defined as?

• A.Moles of solvent / liters of solution
• B.Moles of solute / kilograms of solvent
• C.Grams of solute / liters of solution
• D.Moles of solute / liters of solution

A gaseous organic compound C was burnt in an excess of oxygen. A 0.112 dm³ sample of C measured at S.T.P produced 0.88 g of carbon dioxide. How many carbon atoms are there in one molecule of C?

• A.2
• B.3
• C.4
• D.5

In the periodic table, columns are considered to be ?

• A.Periods
• B.Groups
• C.Rows
• D.Blocks

Homocyclic organic compounds are sub divided into two types namely?

• A.Saturated and Unsaturated
• B.Aliphatic and Aromatic
• C.Alicyclic and Aromatic
• D.Open chain and Closed chain

The Ksp value is constant for a particular _?

• A.Temperature
• B.Pressure
• C.Concentration
• D.Volume

An example of the solution 'solid in gas' is ?

• A.Smoke
• B.Fog
• C.Mist
• D.Foam

Matter can change from one form into another by?

• A.Physical change
• B.Chemical change
• C.Both A and B
• D.None of these