Aldehydes Keton...

$$CH_3CH_2COONH_4\xrightarrow [ { P }_{ 2 }{ O }_{ 5 } ]{ \triangle  } X\xrightarrow { { H }^{ + }/{ H }_{ 2 }O } Y$$
Y and X respectively are:

Arrange the given compounds in decreasing order of nucleophilic addition reaction:

The incorrect IUPAC name is 

Which of the following compounds will show the maximum enol content?

Which of the following is correct order regarding the acidity of carboxylic acids?

The major product of the given reaction is:

$$P\xrightarrow {KMnO_{4}/KOH}Q\underset {\triangle}{\xrightarrow {Sodalime}} R \underset {anhy.\ AlCl_{3}}{\xrightarrow {CH_{3}Cl}} S$$

Propanoic acid occurs naturally as a result of the bacterial fermentation of milk and is partly responsible for the flavour of Swiss cheese.
Which starting materials can be used to produce propanoic acid?
1. $${CH}_{3}{CH}_{2}{CH}_{2}OH$$
2. $${CH}_{3}{CH}_{2}CHO$$
3. $${CH}_{3}{CH}_{2}CN$$

$$C_7H_{16} \xrightarrow[\begin{matrix}  773K  \\ 10\ atm\end{matrix} ]{\begin{matrix}  Cr_2O_3\\Fe_2O_3\end{matrix}} A  \xrightarrow{KMnO_4/H^{\oplus}}B$$

Which among the following compounds is used as selective weed killer?