The synonym for water gas when used in the production of methanol is :

• Laughing gas

• syngas

• fuel gas

• natural gas

722.

 $\mathrm{Phenol} \underset{\left(\mathrm{ii}\right) {\mathrm{CO}}_2/{140}^{\mathrm{o}} \mathrm{C}}{\overset{\left(\mathrm{i}\right) \mathrm{NaOH}}{\to }}\mathrm{A} \stackrel{{\mathrm{H}}^{+}/{\mathrm{H}}_2\mathrm{O}}{\to } \mathrm{B}\stackrel{{\mathrm{Ac}}_2\mathrm{O}}{\to }\mathrm{C}$

In the above reaction, end product 'C' is

• Salicylaldehyde

• Salicyclic acid

• Phenylacetate

• Aspirin

Methanol and ethanol are miscible in water due to

• covalent character

• hydrogen bonding character

• oxygen bonding character

• None of the above

When 23 g sodium metal reacts with methyl alcohol , it will form :

• 1 moles of H₂

• 2 mole of H₂

• 0.5 mole of H₂

• All of the above

Which one of the following forms propanenitrile as the major product?

• Propyl bromide + alcoholic KCN

• Ethyl bromide + alcoholic KCN

• Ethyl bromide + alcoholic AgCN

• Propyl bromide + alcoholic AgCN

The reaction


Can be classified as

• Alcohol formation reaction

• Dehydration reaction

• Williamson alcohol synthesis reaction

• Williamson alcohol synthesis reaction

The reaction,


is called,

• Williamson synthesis

• Williamson continuous etherification process

• Etard reaction

• Gattermam -Koch reaction

Which of the following will not be soluble in sodium hydrogen carbonate ?

• 2,4,6 trinitrophenol

• Benzoic acid

• o-nitrophenol

• o-nitrophenol

Among the following sets of reactants which one produces anisole?

• CH₃CHO;RMgX

• C₆H₅OH;NaOH; CH₃I

• C₆H₅OH;neutral FeCl₃

• C₆H₅OH;neutral FeCl₃

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?