Chemistry is a science of molecules, variety of compounds and their transformations. Chemistry deals with the structure, composition and properties of the matter.
All quizzes on Chemistry have answers available with pdf.
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Complete Chemistry Quiz with Answer
Question : The full form of AZT is ______ .
Question : Which of the following drug is useful for treatment of cancer ?
(C) Both (A) and (B)
Question : Which drug is effective for treatment of patients suffering from AIDS ?
(D) All of the given
Question : Which substance is used in refrigerators nowadays instead of CFC ?
(A) 1, 1, 2, 2 – Tetrafluoroethane
(B) 1, 1, 1, 2 – Tetrafluoroethane
(C) 1, 1, 2, 2 – Tetrachloroethane
(D) 1, 1, 1, 2 – Tetrachloroethane
Question : Which of the following statement is not true for compound ?
(A) The ratio of number of atoms of different elements present in compound is fixed.
(B) In a molecule of compound, atoms of different elements are there.
(C) The physical properties of component elements are not retained in compound.
(D) The component elements present in a compound can be separated using physical methods.
Question : Which one of the following is not a chemical change?
(A) Crystallization of table salt from sea water
(B) Fermentation of sugarcane juice
(C) Cracking of petroleum
(D) Burning of coal in air
Question : Which of the following statements are true?
(i) The molecules of a compound are heteronuclear.
(ii) The molecules of an element are homonuclear.
(iii) A compound possess homogeneous nature.
(iv) A molecule never exists independently.
(A) (i), (iii), (iv)
(B) (i), (ii), (iii)
(C) (ii), (iii), (iv)
(D) (i), (ii), (iv)
Question : The chemicals used as a fixer in phosphorous is ________ .
(A) sodium sulphate
(C) ammonium persulphate
(D) sodium thiosulpahte
Question : Which one of the following non metals is not a poor conductor of electricity?
Question : Which of the following is not a mixture ?
(B) Iodized salt
Question : Which of the following is a heterogeneous mixture ?
Question : Which law is followed while balancing a chemical equation ?
(A) Law of conservation of mass
(B) Law of definite composition
(C) Law of multiple proportion
(D) Avogadro.s law
Question : Which metal remains in the liquid form under normal conditions?
Question : Kevlar is a type of what?
Question : What is gangue?
(A) A mixture of sand and clay
(B) A mixture of two carbonic materials
(C) A mixture that produces iron
(D) A mixture of an acid and a base
Question : Which synthetic fibre is known as artificial silk?
Question : In a gaseous mixture the ratio by masses of oxygen and nitrogen is 1:4 then what will be the ratio of their number of molecules ?
Question : State the number of significant digits in 0.050.
Question : Commercially, sodium bicarbonate is known as _______ .
(A) Soda ash
(B) Bleaching powder
(C) Washing soda
(D) Baking soda
Question : 10 A = ………. nm.