SSC CGL 2019 Important Questions
The branch of study dealing with old age and aging is known as _.
(A) Gerontology
(B) Teratology
(C) Oncology
(D) Ornithology
Correct Answer : A
Who suggested that most of the mass of the atom is located in the nucleus?
(A) Chadwick
(B) Dalton
(C) Thompson
(D) Rutherford
Correct Answer : D
The gas usually filled in the electric bulb is.
(A) $$N_2$$
(B) $$CO_2$$
(C) $$H_2$$
(D) $$O_2$$
Correct Answer : A
The atoms of Germanium, Arsenic, Selenium and Bromine contain _____ shells.
(A) 4
(B) 3
(C) 5
(D) 7
Correct Answer : A
Give an example of a slat which gives an aqueous solution of pH less than 7.
(A) Sodium chloride
(B) Ammonium chloride
(C) Sodium carbonate
(D) Sodium bicarbonate
Correct Answer : B
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Gajanand
B-Tech Electronic and Communication Engineering select the SSC CGL Tier-1 and Tier-2 in 2016 and Rajasthan state Govt. Exams Expert in Mathematics , Reasoning Gk and English.
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