Chemistry Mcqs | Environmental Chemistry

The main pollutant of leather tanneries in the waste water is____________________?

Byadmin March 17, 2019July 9, 2022

The main pollutant of leather tanneries in the waste water is____________________?

A. chromium III
B. chromium IV
C. chromium V
D. chromium VI

Chemistry Mcqs | Liquids and Solids

During which process empty spaces between particles become minimum ?

During which process empty spaces between particles become minimum ?

A. ionization
B. condensation
C. fusion
D. evaporation

Read More During which process empty spaces between particles become minimum ?
Chemistry Mcqs

The PH of the 1.3 × 10-4 NH4Cl is__________?

The PH of the 1.3 × 10-4 NH4Cl is__________?

A. 1.3
B. 4.0
C. 2.886
D. 3.886

Read More The PH of the 1.3 × 10-4 NH4Cl is__________?
Chemistry Mcqs | Common Chemical Industries

Which sequence of steps is correct for the manufacture of cement ?

Which sequence of steps is correct for the manufacture of cement ?

A. crushing heating mixing grinding
B. crushing mixing heating grinding and mixing
C. crushing grinding mixing heating
D. mixing heating grinding crushing

Read More Which sequence of steps is correct for the manufacture of cement ?
Chemistry Basic Concept | Chemistry Mcqs

Molecular ions are formed by passing______________________?

Molecular ions are formed by passing______________________?

A. High energy electron beam
B. ? – particle
C. X-rays
D. All of the above

Read More Molecular ions are formed by passing______________________?
Carboxylic Acids | Chemistry Mcqs

Which one of the following acids is present in lemon juice ?

Which one of the following acids is present in lemon juice ?

A. Citric acid
B. Benzoic acid
C. Tartaric acid
D. Oxalic acid

Read More Which one of the following acids is present in lemon juice ?
Chemistry Mcqs | S-BLOCK ELEMENTS

Downs cell is used to prepare_________________?

Downs cell is used to prepare_________________?

A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide

Read More Downs cell is used to prepare_________________?

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