The correct nomenclature for the following compound is: [2024]
2-Carboxy-4-hydroxyhept-6-enal
2-formyl-4-hydroxyhept-6-enoic acid
2-Carboxy-4-hydroxyhept-7-enal
2-formyl-4-hydroxyhept-7-enoic acid
(2)
When –CHO is part of parent chain, then prefix for it is oxo and when –CHO is not part of parent chain, then prefix for it is formyl. So name of compound is 2-formyl-4-hydroxyhept-6-enoic acid.
Functional group present in sulphonic acids is: [2024]
(4)
Functional group in sulphonic acids is
In the given compound, the number of 2° carbon atom/s is ________. [2024]
Four
Three
One
Two
(3)
Carbon connected to one other carbon is primary (1°) carbon.
Carbon connected to two other carbons is secondary (2°) carbon and carbon connected to three other carbons is tertiary (3°) carbon.
IUPAC name of following hydrocarbon (X) is: [2024]
3,4,7-Trimethyloctane
2-Ethyl-2,6-diethylheptane
2,5,6-Trimethyloctane
2-Ethyl-3,6-dimethylheptane
(3)
Given below are two statements: [2024]
In the light of the above statements, choose the most appropriate answer from the options given below:
Statement I is correct but Statement II is incorrect
Both Statement I and Statement II are incorrect
Statement I is incorrect but Statement II is correct
Both Statement I and Statement II are correct
(3)
Number of compounds among the following which contain sulphur as heteroatom is ______. [2024]
Furan, Thiophene, Pyridine, Pyrrole, Cysteine, Tyrosine
(2)
The total number of ‘Sigma’ and ‘Pi’ bonds in 2-formylhex-4-enoic acid is ______. [2024]
(22)
The total number of ‘sigma’ and ‘Pi’ bonds in 2-oxohex-4-ynoic acid is ______. [2024]
(18)
Bonds = 14
Bonds = 4
Total = 14 + 4 =18
