Synthesis by Reduction of Nitro Compounds

Q. The reaction of CH3MgBr with C2H5OH

Q. for the reation xMNO4- +yC2O4 2- +16H+→ Mn2+ +zCO2+8H2O .the xyz are

Q.

Reduction of nitroalkanes in neutral medium ( $Zn/N{H}_{4}Cl$ ) forms mainly

1. 

2. 

3. 

4. All of these

Q. An organic acid P $C_{11}{H}_{12}{O}_2$ can easily be oxidized to a dibasic acid which reacts with ethylene glycol to produce a polymer dacron. Upon ozonolysis, P gives an aliphatic ketone as one of the products. P undergoes the following reaction sequences to furnish R via Q. The compound P also undergoes another set of reactions to produce S.

The compound S is :

1. 
2. 
3. 
4. 

Q. Which of the following reagents cannot be used for the conversion of nitrobenzene to aniline?

1. $H_2/\mathrm{Pd}\mathrm{in}\mathrm{ethanol}$
2. $\mathrm{Fe}+\mathrm{HCl}$
3. $\mathrm{Zn}/{\mathrm{NH}}_4\mathrm{Cl}$
4. ${\mathrm{HNO}}_3+H_2{\mathrm{SO}}_4$

Q.

Reduction of nitroalkanes in neutral medium ( $Zn/N{H}_{4}Cl$ ) forms mainly

1. 

2. 

3. 

4. All of these

Q. Name the products formed when an ethereal solution containing ethyl iodide and methyl iodide is heated with sodium metal.

Q.
In the above reaction 'X' stands for

1. $N{H}_2$
2. $SnC{l}_2$
3. $Cl$
4. $N{H}_4^{+}C{l}^{-}$

Q. What is the correct reactivity order of alkyl halides towards ammonolysis ?

1. $RI>RBr>RCl$
2. $RBr>RCl>RI$
3. $RCl>RBr>RI$
4. $RI>RCl>RBr$

Q. Match the reactions with products:

1. $C_6{H}_5{\mathrm{NH}}_2$
2. $C_6{H}_5\mathrm{NHOH}$
3. ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2{\mathrm{NH}}_2$
4. ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{NH}}_2$

Q. in duams method for determining the n content of an organic compound the n content is determine in the form of 1] gassous nh3 2] nacn 3] gassous n2 3] [nh4]2so4