The element cesium bears resemblance with________________?

A. Ca
B. Cr
C. Both of the above
D. None of the above

Downs cell is used to prepare_________________?

A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide

Ammonia may be prepared by heating ammonium chloride with_______________?

A. Water
B. Nacl
C. Aqueous sodium hydroxide
D. H2so4

Formalin consists of mixture of formaldehyde methyl alcohol and water Percentage of water in it is________________?

A. 60%
B. 50%
C. 52%
D. 8%

Aldehyde and ketone have same general formula for homologous series_________________?

A. Cnh2no2n
B. Cnh2n
C. Cnh2no
D. Cnh2non+1

Ethanal is prepared industrially by air oxidation of ethylene using palladium chloride as catalyst and _________ as promoter?

A. Pdcl2
B. Cu2cl2
C. Cucl2
D. Pbcl2

Acetaldehyele cyanohydrin on acid hydrolysis yields___________________?

A. Tartaric acid
B. Propanoic acid
C. Lactic acid
D. Valeric acid

Which one exhibits aldol condensation____________________?

A. Hcho
B. C6h5cho
C. Cl3ccho
D. Ch3coch3

Which of the following is a symmetrical ketone___________________?

A. 3 – hexanone
B. Acetone
C. Butanone
D. 2-pentanone

In base catalyzed reaction of carbonyl compound the catalyst___________________?

A. Increases the nucleophilic character of reagent
B. Increases electrophilic character of carbonyl compound
C. Acidic character of reagent
D. Both a and b