Chemistry Mcqs Subcategories

Chemistry Mcqs

Which of the following is the use of Silver nitrate?

A. used as mordant in dyeing
B. used in photography and medicines
C. used in making green pigments
D. All of these

Example of copolymers is _____________?

A. Polyethylene
B. PVC
C. Orlon
D. nylon 6-6

Actinides are the elements with atomic numbers from __________?

A. 97 to 104
B. 101 to 115
C. 89 to 103
D. 36 to 43

Ketones and aldehydes can be distinguished using ____________?

A. Bendict solution
B. Fehling solution
C. Tollens reagent
D. None of These

The second nuclear weapons used in warfare  over Nagasaki, Japan, contain energy equal about of TNT?

A. 1.5 kilotons
B. 20 kilotons
C. 25 kilotons
D. 30 kilotons

What is the formula of Copper Sulfate?

A. CuSO3.4H2O
B. CuSO4.4H2O
C. CuSO3.5H2O
D. CuSO4.5H2O

Which of the following is used in photography?

A. NaHSO3
B. Na2S2O3
C. Na2S
D. Na2SO3

The medium which interact with long lived pollutant is:_____________?

A. Source
B. Receptor
C. Sink
D. All of them

Which one of the following gives the measure of Organic pollution in water?

A. COD
B. DO
C. PH
D. Salinity

Nylon-2-nylon-6 is a__________polymer?

A. biodegradable polymer
B. Synthetic polymer
C. Natural polymer
D. Branched polymer