Which one of the following statements is true for the major product (A) formed in the above reaction?

1.  'A' gives positive bromine water test

2.  'A' absorbs two moles of ${\mathrm{H}}_2$ per mole Of compound in hydrogenation

3.  'A' gives positive DNP test

4.   All of these

The product of the below mentioned reaction is- 

1.		2.
3.		4.

Major product in the below mentioned reaction is -

1.		2.
3.		4.

Which of the following is the major product fro the following reaction?

1.               

2.  

3.     

 4.  

$(\mathrm{HCOO}{)}_2\mathrm{Ca}+{\left({\mathrm{CH}}_3\mathrm{COO}\right)}_2\mathrm{Ca}-\stackrel{\mathrm{Heat}}{\to }\mathrm{A}+\mathrm{B}+\mathrm{C}$

In this reaction, A, B, and C are-

1.  $\mathrm{A}=\mathrm{B}=\mathrm{C}=\mathrm{HCHO}$

2.  $\mathrm{A}=\mathrm{B}=\mathrm{C}={\mathrm{CH}}_3\mathrm{CHO}$

3.  

4.  

Which of the following compound will give a positive iodoform test?

1.        2.  

3.        4.  All of these

$\stackrel{\mathrm{Conc}. {\mathrm{H}}_2{\mathrm{SO}}_4}{\to } \left(\mathrm{B}\right) \left(\mathrm{major} \mathrm{product}\right). \mathrm{Product} \left(\mathrm{B}\right) \mathrm{is}$

1.             2.  

3.          4.  

The product of acetone with ${\mathrm{PCl}}_5$ is

1.  ${\mathrm{ClCH}}_2{\mathrm{COCH}}_2\mathrm{Cl}$

2.  ${\mathrm{CH}}_3{\mathrm{COCH}}_2\mathrm{Cl}$

3.  ${\mathrm{CH}}_3{\mathrm{COCHCl}}_2$

4.  ${\mathrm{CH}}_3{\mathrm{CCl}}_2{\mathrm{CH}}_3$

The product 'A' in the below mentioned reaction is:

${\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{COOH}\frac{\left(\mathrm{i}\right){\mathrm{Br}}_2/{\mathrm{PCl}}_3}{\left(\mathrm{ii}\right){\mathrm{H}}_2\mathrm{O}}$ $\stackrel{}{\left(\mathrm{major}\right)}$ $\mathrm{product}\left(\mathrm{A}\right)$ 

1.		2.
3.		4.

The major product in the following reaction sequence is-

1.                            

2.  

3.         

4.