Chemistry Quiz 7

Acetyle salicylic acid is commonly usd as

What product is given out at the anode when CuSO4 / H2SO4 is electrolyzed ?

A: O₂   B: H₂   C: SO₂   D: Cu

Natural petroleum is a liquid mixture of Paraffin hydrocarbons

A: C₄ to C₁₂  B: C₁ to C₂₀   C: C₁ to C₄₀  D: C₅ to C₁₅

What is a mixture of Potassium nitrate powdered charcoal and Sulpur Called ?

Vulcanization is the process of adding ------------ to rubber

Which solution will have the highest boiling point ?

Which substance is used to retard the setting action of cement

A: CaO   B: AlO   C: CaSO₄.2H₂O   D: NaO + KO

The disaccharide present in milk is

Fat is a

Copper sulphate solution is acidic in nature due to

Which one of the following glasses is used in bullet proof screens ?

Acid rain is caused by the pollutants

A: CO and CO₂   B: CO₂ and O₂    C: N₂ and CO₂    D:  N₂O and SO₂

Which of the following is a super cooled liquid ?

When quick lime is added to water

A molar solution is one that contains one mole of a solute in

The rays that do not contain the material particles are

The acid present in lemon is

Which one of the following is NOT a radioactive substance ?

Formalin is used as

Which one of the following does not contain silver ?

The state of hybridization of carbon in diamond is

A: sp²   B: sp   C: sp³   D: dsp²

Which of the following gases may cause acid rain in an industrial area ?

Biogas mainly contains

Which gas is commonly filled in giant balloons ?

Calorific value is in the order of