(A) 5
(B) 7
(C) 10
(D) 14
Category: Chemistry Mcqs
Chemistry Mcqs for MCAT MDCAT NTS Test PPSC FPSC KPPSC preparation Online Written exam and interview question answers.
The pH of an acidic solution is _____ 7.
(A) less than
(B) greater than
(C) equal to
(D) (A) and (C)
The branch of chemistry in which we study hydrocarbon and their derivatives is called
(A) Organic chemistry
(B) Inorganic chemistry
(C) Industrial chemistry
(D) Biochemistry
The metal present in combined state is called
(A) solid
(B) compound
(C) mineral
(D) None of these
Which of the following is homogeneous mixture?
(A) Smoke
(B) Fog
(C) Smog
(D) Air
The major component of troposphere is
(A) Argon
(B) Carbon
(C) Hydrogen
(D) Nitrogen
Ozone depletion causes
(A) Blood Cancer
(B) Skin Cancer
(C) Malaria
(D) T.B
The pH of the acid rains is less than
(A) 5.6
(B) 5.1
(C) 4.6
(D) 4.1
Ozone is a ____________ gas.
(A) Reddish
(B) Greenish
(C) Bluish
(D) Yellowish
In water, ratio of oxygen and hydrogen by mass is
(A) 1:3
(B) 2:1
(C) 1:2
(D) 8:1