1
SSC CGL Tier I - 27th July 2023 Shift 2
MCQ (Single Correct Answer)
+2
-0.5
Change Language
When did Dmitri Mendeleev invent the periodic table, ordering the symbols of the chemical elements according to their atomic weights?
1
1794
2
1869
3
1890
4
1779
2
SSC CGL Tier I - 27th July 2023 Shift 2
MCQ (Single Correct Answer)
+2
-0.5
Change Language
Ethanoic acid is a synonym for which acidic liquid is used in kitchens around the world as a basic seasoning in the preparation and cooking of certain foods?
1
Apple Juice
2
Vanillin
3
Caustic Soda
4
Vinegar
3
SSC CGL Tier I - 27th July 2023 Shift 1
MCQ (Single Correct Answer)
+2
-0.5
Change Language
Which actinide, discovered by Glenn T Seaborg in 1940, is used as a heat source for sensitive electrical components in satellites as well as a power source for satellites?
1
Curium
2
Plutonium
3
Nobelium
4
Americium
4
SSC CGL Tier I - 27th July 2023 Shift 1
MCQ (Single Correct Answer)
+2
-0.5
Change Language
The compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has two other carbon atoms attached to it is called:
1
aldehyde
2
tertiary alcohol
3
secondary alcohol
4
primary alcohol
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