1
NDA General Ability 16 April 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which among the following is the popular method for manufacture of ammonia?
A
Ostwald's process
B
Haber-Bosch process
C
Electric furnace process
D
Electrolysis process
2
NDA General Ability 16 April 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
For manufacturing of glass, which among the following is used as a source of silica?
A
Fine clay soil
B
Wood powder
C
Coconut shell
D
Sand
3
NDA General Ability 16 April 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which among the following is the correct arrangement of halogens in the increasing order of their oxidizing nature?
A
F, CI, Br, I
B
CI, Br, F, I
C
Br, I, CI, F
D
I, Br, CI, F
4
NDA General Ability 16 April 2023
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Copper sulphate crystals available in the market are blue coloured crystals. By careful heating, they turn to white colour. Which one of the following is responsible for the blue colour?
A
Oxygen
B
Nitrogen
C
Water
D
Hydrogen
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12