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Chemistry

Showing 11-20 of 50 results

1. Coal is an example of?

(A) Igneous rocks
(B) Metamorphic rocks
(C) Sedimentary rocks
(D) None of theabove
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3. Petrology deals with which of the following?

(A) Study of the petroleum products
(B) Study of petroleum-related market economy
(C) Study of rocks in the earth's crust
(D) Study of the formation of soils
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4. Which of the following fertilisers leaves acidic residue?

(A) Urea
(B) Ammonium Phosphate
(C) Ammonium sulphate
(D) Sulphate of potash
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6. The common constituent of aminoacids, proteins and nucleic acids are

(A) Sulphur
(B) Silver
(C) Gold
(D) Nitrogen
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7. Containers for carrying strong acids are made of

(A) Platinum
(B) brass
(C) copper
(D) lead

8. Which compound is known as carbolic acid?

(A) Benzene
(B) Toluene
(C) Phenol
(D) None of these

9. Amino acids are the building blocks of

(A) Vitamins
(B) starch
(C) proteins
(D) lipids
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10. The acid that can be used as a hypnotic is

(A) Boric acid
(B) Barbituric acid
(C) Phosphoric acid
(D) Benzoic acid
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