The carbon atom of carbonyl group is__________________?

A. Sp hybridized
B. Sp2 hybridized
C. Cp3 hybridized
D. Dsp2 hybridized

Formalin is ___________ solution of formaldehyde in water?

A. 10%
B. 20%
C. 40%
D. 60%

Acetone reacts with HCN to form a cyanohydrin. It is an example of________________?

A. Electronphilic addition
B. Electrophilic substitution
C. Nucleophilic addition
D. Nucleophilic substitution

Which of the following reactions may be assoclated with aldehyde and ketone ?

A. Nucleophile addition
B. Polymerization
C. Oxidation
D. All of the above

Which of the following reagents will react with both aldehydes and ketones ?

A. Grignard reagent
B. Tollens reagent
C. Fehlings reagent
D. Benedicts reagent

Which of the following do not give aldol condensation reactions ?

A. Formaldehyde
B. Acetaldehyde
C. Diemthyl ketone
D. Propionaldehyde

Formaldehyde and lactose are combined to produce throat lozenges named as__________________?

A. Formamint
B. Lactomint
C. Aldomint
D. Formalactose

Formula of haloform is_________________?

A. Hcox
B. Cx4
C. Chx3
D. Ch3x

Oxidation of primary alcohol gives________________?

A. Ketone
B. Aldehyde
C. Alkene then – cooh
D. Ester

Ncleophilic addition reactions are catalysed__________________?

A. Acid
B. Base
C. Both a and b
D. None