Cyanohydrin of 'X' gives lactic acid on hydrolysis. The compound 'X' will be:
1. Acetone
2. Acetaldehyde
3. Propanal
4. HCHO
In this reaction,
\(CH_{3}CHO \ + \ HCN \ \xrightarrow[]{} \ CH_{3}CH(OH)CN \ \xrightarrow[]{\textbf{H.OH}} \\ CH_{3}CH(OH)COOH\)
an asymmetric compound is generated. The acid obtained would be:
1. 50% D + 50% L-isomer
2. 20% D + 80% L-isomer
3. D-isomer
4. L-isomer
Ethyl ester P.
The product P will be
1. | 2. | ||
3. | 4. |
Compound (A) C5H10O forms a phenyl hydrazone and gives negative Tollen's and iodoform tests. Also, compound (A) on reduction gives n-pentane. Compound (A) is-
1. | A primary alcohol | 2. | An aldehyde |
3. | A ketone | 4. | A secondary alcohol |
What is the chemical reaction of lachrymator or tear gas?
1. C6H5COCl
2. C6H5OC6H5
3. C6H5COCH2Cl
4. C6H5COCH3
A compound that gives two different alcohols on reduction with is:
1.
2.
3.
4.
What is the major organic product formed from the following reaction?
1. | 2. | ||
3. | 4. |
What is present in acetone's enolic form?
1. 9 -bonds, 1-bond and 2 lone pairs
2. 8 -bonds, 2-bonds and 2 lone pairs
3. 10 -bonds, 1-bond and 1 lone pair
4. 9 -bonds, 2-bonds and 1 lone pair
The final product 'B' in the below mentioned reaction is:
1. | 2. | ||
3. | 4. |
What is the name of a reagent that reacts with both acetaldehyde and ketone?
1. Ammoniacal AgNO3
2. Rochelle salt
3. 2,4-Dinitrophenylhydrazine
4. All of the above