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 - 26th July 2023 Shift 4
MCQ (Single Correct Answer)
+2
-0.5
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Choose the correct set of the names for the organic compounds in the given figure.

SSC CGL Tier I - 26th July 2023 Shift 4 General Awareness - Chemistry Question 4 English
1
a: Furan, b: Toluene, c: Pyridine
2
a: Furan, b: Pyridine, c: Thiophene
3
a: Furan, b: Thiophene, c: Aniline
4
a: Anisole, b: Thiophene, c: Pyridine
4
SSC CGL Tier I - 26th July 2023 Shift 2
MCQ (Single Correct Answer)
+2
-0.5
Change Language
In which year did Antoine Lavoisier publish 'Methods of Chemical Nomenclature', which included the rules for naming chemical compounds that are still in use today?
1
1783
2
1780
3
1790
4
1787