Question # 1

A salt always

Choose an answer

Contain ions

Contains water of crystallization

Dissolves in water

Forms crystals which conduct electricity

A neutral salt is not composed of.

Choose an answer

Anion of base

Anion of acid

Metallic ion

Non metallic anion

A reaction between an acid and base produce.

Choose an answer

Salt and water

Salt and gas

Salt and acid

Salt and bases

Which one of the following statements is not correct about active mass?

Choose an answer

Rate of reaction is directly proportional to activ emass.

Active mass is taken in molar concentration

Active mass is represented by square brackets

Active mass means total mass of substances.

Which is Pentahydroxy aldehydes of the following?

Choose an answer

Starch

Glucose

Fructose

Sucrose

When bromine water is added to acetylene its red-brown colour is changed into:

Choose an answer

red

green

violet

discharged

A pollutant is a waste material that pollutes.

Choose an answer

Air

Water

Soil

All of them

When glucose and fructose combine they produce

Choose an answer

Starch

Cellulose

Sucrose

None of these

Traces of acetylene are present to coal gas about.

Choose an answer

0.06 %

0.08%

1.1 %

90%

Which one of these hydrocarbon molecules would have no effect on an aqueous solution of bromine?

Choose an answer

CH₄

C₁₀H₂₀

C₂H₄

C₂H₂

Lewis acid-base concept have the following characteristics except:

Choose an answer

formation of an adduct

Formation of a co-ordinate covalent bound

Donation and acceptance of an electron pair

Donation and acceptance of a proton

Jabir Bin Haiyan prepared.

Choose an answer

Nitric Acid

Hydrochloric acid

Sulphueric Acid

All of these

More Classes

Other Links

10th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer