Question # 1

2-propanol on Oxidation gives

Choose an answer

Aldehyde

Carboxylic Acid

Ketone

Alcohol

The geometry of diamonds is

Choose an answer

tetragonal

cubic

rhombohedral

none of these

Residence time of methane in the atmosphere is

Choose an answer

3 - 7 days

2 -3 days

3 - 7 years

2 - 3 years

Lactic acid is buffered by

Choose an answer

L. Carnosine

Glutathione

Casenogin

Dopa

The particles in solids are

Choose an answer

widely separated and moving randomly

widely separated not moving

moving randomly but not separated

close together and vibrating slightly

Pressure remain constant at which temperature the volume of gas becomes twice of what it is at 0°C

Choose an answer

546 °C

546K

200°C

273K

Which of the following contains I mole of the stated particles

Choose an answer

Chlorine molecules in 35.5 g of chlorine gas

Electrons in 1 g of hydrogen gas

Hydrogen ions in 1 dm³ of 1 mol dm¯³ aqueous sulfuric acid

Oxygen atoms in 22.4 dm³ of oxygen gas at STP

Formalin is used as:

Choose an answer

Fungicide

Germicide

Sterilizing of surgical instruments

All three

Troposphere extends upto km:

Choose an answer

0-15 km

10-15 km

15-40 km

Which of the following is used as coagulant for purification potable water?

Choose an answer

Copper sulphate

Barium sulphate

Alum

Nickel sulphate

Which of the following is not molecular crystal

Choose an answer

Sugar

Iodine

Ice

Graphite

Aluminium oxide is:

Choose an answer

Acidic oxide

Basic oxide

Amphoteric oxided

None of these

In the modern periodic table the elements are placed in the ascending order of their

Choose an answer

Atomic masses

Melting points

Boiling points

Atomic numbers

Cellulose does:

Choose an answer

Satisfy human appetite

Stimulates intestinal peristalsis

Gives fibre and bulk to the food

All of these

Sulphuric acid generates nitronium ion by reacting with

Choose an answer

Nitric acid

Nitrogen gas

Nitrous acid

Potassium nitrate

Choose an answer

RCH(CH₃)CO₂H + CH₃OH

RCH(CH₃)CO₂H + HCO₂H

RCH(CH₃)OH + CO₂

RCH(CH₃)OH + HCO₂H

When we perform the same reaction by taking two different initial concentrations of a reactant for a second order reaction then

Choose an answer

Reaction becomes exothermic

Energy of activation is different

Mechanism of reaction is changed

Half life period is changed

Which of the following solution have zero pH

Choose an answer

1 M HCI

MH₂SO₄

0.1 M HNO₃

1 M CH₃COOH

The formula of curprite is

Choose an answer

Cu₂S

Cus

Cu₂O

CuCO₃

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Choose an answer

[Pt(NH₃)₄(NO₂)] SO₄

[Pt NO₂CI(NH₃)₄] SO₄

[Pt CI(NO₂) (NH₃)₄] SO₄

[Pt (NH₃)₄(NO₂) CI] SO₄

Which element form group 15 gives most basic compound with hydrogen?

Choose an answer

Nitrogen

Bismuth

Arsenic

Phosphorus

In sp²hybridization bond angle is _____

Choose an answer

120°

180°

109.5°

None

More Classes

Other Links

Chemistry General Science Test Medium Mode 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

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