Chemistry General Knowledge Questions and Answers: Chemistry GK
Chemistry General Knowledge
Q : How many carbon atoms are joined in buckminsterfullerene?
(A) 30
(B) 90
(C) 60
(D) 120
Correct Answer : C
Which of the given metals cannot be extracted using smelting?
(A) Fe
(B) Al
(C) Zn
(D) Pb
Correct Answer : B
Which of the following is an oxidising agent ?
(A) KMnO4
(B) K2 Cr2 07
(C) HNO3
(D) All of the above
Correct Answer : D
Identify the man - made element
(A) Carbon
(B) Gold
(C) californium
(D) calcium
Correct Answer : C
Which gas is released when water is mixed with lime?
(A) Oxygen
(B) Carbon dioxide
(C) Hydrogen
(D) Helium
Correct Answer : B
What color does blue litmus paper turn into?
(A) White
(B) Red
(C) Black
(D) Violet
Correct Answer : B
What is the hearing capacity of a human being?
(A) 20 Hz to 2000 Hz
(B) 20 Hz to 20000 Hz
(C) More than 20000 Hz
(D) 200 Hz to 20000 Hz
Correct Answer : B
The atomic mass of an element has the maximum number of electrons in its second orbit—
(A) 2
(B) 8
(C) 10
(D) 16
Correct Answer : B
The basis of classification of elements in modern periodic table is based on___.
(A) Atomic number
(B) Atomic mass
(C) Atomic volume
(D) Atomic density
Correct Answer : A
The halogen used as an analgesic is-
(A) Chlorine
(B) Bromine
(C) Iodine
(D) Fluorine
Correct Answer : C