Miscellaneous Reactions of Aldehydes and ketones

Show which esters would undergo Claisen condensation to give the following $\beta$-ketoester.

$\stackrel{\mathrm{NaOEt}}{\to }\stackrel{1 \mathrm{dil}.\mathrm{NaOH}/\mathrm{\Delta }}{\to }\stackrel{\mathrm{\Delta }}{\to }$ Final product is 

Which of the following is not a chemical property or identification test for aldehydes? 

Identify products of given reaction:

What is the final product of this sequence of reactions?

In the given reaction the product is:

$\mathrm{PhCHO}+{\left({\mathrm{CH}}_3\mathrm{CO}\right)}_2\mathrm{O}\frac{\left(1\right){\mathrm{CH}}_3\mathrm{COONa}}{\left(2\right)\mathrm{hydrolysis}}\to \mathrm{A}\stackrel{\mathrm{HBr}}{\to }\mathrm{B}$

The product B is:

Write the components which on crossed Claisen condensation could be used to prepare the following esters.

Write the components which on crossed Claisen condensation could be used to prepare the following esters.

Write the components which on crossed Claisen condensation could be used to prepare the following esters.

Predict product from Claisen condensation of the following pair of esters.

Predict product from Claisen condensation of the following pair of esters.

Predict product from Claisen condensation of the following pair of esters.

Show which esters would undergo Claisen condensation to give the following $\mathrm{\beta }$ -ketoester.

Show which esters would undergo Claisen condensation to give the following $\mathrm{\beta }$$-$ketoester.

Which of the following is possible combination to prepare $1-\mathrm{phenyl} 1,3 \mathrm{butadiene}$ from Wittig reaction?

Which of the reactions is/are correct to get cinnamic acid?

Identify P, Q and R in above reaction.

In the given reaction:

 is: