Question # 1

Specific Heat capacity of water is about.

Choose an answer

4.0 Jg^-1 K^-1

4.1 Jg^-1K^-1

4.2 Jg^-1K^-1

4.3 Jg^-1K^-1

A complete reaction is one is which.

Choose an answer

All the reactants convert into products.

All the reactants do not convert into products.

Half reactants convert into products.

Only 10% reactants convert into products.

Temporary hardness is because of .

Choose an answer

Ca(HCO₃)₂

CaCO₃

MgCO₃

MgSO₄

Ozone has a smell

Choose an answer

Bitter

Rotten egg

Sweat

None of them

Water become hard because of:

Choose an answer

Ca+2

Mg+2

SO-24

all of these

the chemical formula of chalcopyrite is:

Choose an answer

Cu₂S

CuFe₂S

CuS

FeS

The % age of carbon in peat is :

Choose an answer

60%

70%

80%

90%

ozone depletion (i.e O3--------------> O2 + O) occurs in:

Choose an answer

lower stratosphere

middle stratosphere

upper stratosphere

troposphere

Which hepatitis is caused by contaminated water?

Choose an answer

Hepatitis A

Hepatitis B

Hepatitis C

Hepatitis D

Example of pest is

Choose an answer

Weeds

Herbs

Insect

All of them

The reaction in which the number of moles reactants and products not equal in balance chemical equation the units of Kc for this reactions are

Choose an answer

mol^-2

dm³

mol²

mol dm^-1

Dichloromethane reacts with halogens in the presence of diffused sun light and produces

Choose an answer

Carbon tetrachloride

Chloroform

Chloromethane

No reaction

Which of one of the following is used as as fumigant:

Choose an answer

Ethyl alcohol

ethylene oxide

ethylene glycol

diethyl ether

More Classes

Other Links

Chemistry 10th Class English Medium Online Test 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