1.
2. H3BO3
3. B2H6/ NaOH-H2O2
4. H2SO4/H2O
B2H6/ NaOH-H2O2
1. alkene
2. amine
3. ketone
4. alkane
ketone
1. two acids
2. two aldehydes
3. one molecule of alcohol and another of carboxylic acid
4. two alcohols
two alcohols
1. Thyroxine
2. Oxypurin
3. Insulin
4. Progesterone
Thyroxine
1. Adenine and thymine; guanine and cytosine
2. Adenine and thymine; guanine and uracil
3. Adenine and guanine, thymine and cytosine
4. Uracil and adenine; cytosine and guanine
Adenine and thymine; guanine and cytosine
1. phenoxide ion is bulkier than ethoxide
2. phenoxide ion is stronger base than ethoxide
3. phenoxide ion is stabilized through delocalization
4. phenoxide ion is less stable than ethoxide
phenoxide ion is stabilized through delocalization
1. produce colour during reactions
2. reduce the use and production of hazardous chemicals
3. are related to the depletion of ozone layer
4. study the reactions in plants
reduce the use and production of hazardous chemicals
1.
2.
3.
4.
1. R — CH = N — NH2
2. R — C ≡ N
3.
4. R — CH = NH
R — CH = N — NH2
1. sodium ethoxide
2. ethyl chloride
3. dry HCl — C2H5OH
4. ethanol
dry HCl — C2H5OH