Chemistry MCQs Page-11

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Q. Lower the pH value, _________ will be an acid.
(A) weaker
(B) neutral
(C) stronger
(D) none of these

The answer is: (C) stronger ☑

Q. Which of the following is an organic compound ?
(A) CO
(B) C2H2
(C) CO2
(D) NaHCO3

The answer is: (B) C2H2

Q. Which one of the following is the general formula of alkenes?
(A) CnH2n
(B) CnH2n–1
(C) CnH2n+1
(D) CnHn

The answer is: (A) CnH2n

Q. The Homologues has the same
(A) density
(B) state
(C) chemical properties
(D) colour

The answer is: (C) chemical properties ☑

Q. Carbon atom usually
(A) gains four electron
(B) loses four electrons
(C) ionizes
(D) forms four covalent bonds

The answer is: (D) forms four covalent bonds ☑

Chemistry MCQs

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