Gatterman Reaction

Q. Which of the following reactions will give benzaldehyde?

1. 
2. 
3. 
4. 

Q. Consider the following reaction sequence:

Which of the following option(s) is/are not correct regarding the above reaction sequence?

1. Q and S are the same compound
2. P gives a positive iodoform test
3. Both P and S on reduction with $LAH$ and then dehydration with conc. $H_{2}S{O}_4$ gives styrene
4. S on decarboxylation gives benzene

Q. Which of the following reactions will give benzaldehyde?

1. 
2. 
3. 
4. 

Q. Consider the following reaction sequence:

Which of the following option(s) is/are not correct regarding the above reaction sequence?

1. Q and S are the same compound
2. P gives a positive iodoform test
3. Both P and S on reduction with $LAH$ and then dehydration with conc. $H_{2}S{O}_4$ gives styrene
4. S on decarboxylation gives benzene