Nomenclature and Structure of Carbonyl Group

How many structural isomers of butanal are possible? (Other than butanal)

The carbonyl functional group showing metamerism is

What is the hybridisation of the carboxyl carbon atom of carboxylic acids?

Identify a ketone molecule, among the given compounds.

A carbonyl compound muscone finds application in

Identify a compound not having the carbonyl group.

Explain the structure of the carbonyl group.

The carbon-oxygen double bond in a carbonyl group is polar due to 

Aldehydes can be represented by the general formula

Which isomerism is shown by pentanone?

Total number of carbonyl compounds represented by the formula  ${\mathrm{C}}_5{\mathrm{H}}_{10}\mathrm{O}$ are _____.(Excluding  stereoisomers)

Which of the following will not support Aldol condensation?

Which of the following functional groups is generally least reactive towards nucleophilic substitution reactions?

In how many of the following reactions, aldehyde is formed as a product?

IUPAC name of ${\text{CCl}}_3\text{CHO}$ is

Ethanedial has which functional group(s)?

Which of the following statements is true about propanone with respect to $\mathrm{\sigma }-$bonds,$\mathrm{\pi }-$bonds and lone pairs of electrons, respectively?

In $\mathrm{H}\mathrm{C}\mathrm{H}\mathrm{O}$ , there are $\mathrm{X}$ non-bonding electron pairs, $\mathrm{Y}\mathrm{ }\mathrm{\sigma }-\mathrm{b}\mathrm{o}\mathrm{n}\mathrm{d}\mathrm{s}$ and $\mathrm{ }\mathrm{Z}\mathrm{ }\mathrm{\pi }-\mathrm{b}\mathrm{o}\mathrm{n}\mathrm{d}\mathrm{s},$ $\mathrm{X},\mathrm{ }\mathrm{Y}$ and $\mathrm{Z}$ are -