CBSE
Saturated fatty acids are represented by which of the formula?
CnHnO2
CnH3nO2
CnH2n+1
CnH2nO2
Which of the following converts carbonyl compounds into hydrocarbons ?
H2/ Pt
LiAlH4
K2Cr2O7 / H2SO4
Zn-Hg / HCl
RCH2CH2OH can be converted to RCH2CH2COOH by the following sequence of steps
PBr3, KCN , H3O+
PBr3, KCN, H2/P+
KCN, H3O+
HCN, PBr3, H3O+
Which one of the following pairs gives effervescence with aqueous NaHCO3?
I. CH3COCl
II. CH3COCH3
III. CH3COOCH3
IV. CH3COOCOCH3
I and III
I and IV
II and III
I and III
An organic compound 'A' on treatment with ammoniacal silver nitrate gives metallic silver and produces a yellow crystalline precipitate of molecular formula C9H10N4O4 on treatment with Brady's reagent. Give the structure of the organic compound 'A'.
Formation of cyanohydrin from a ketone is an example of
electrophilic addition
nucleophilic substitution
nucleophilic addition
electrophilic substitution
Distillation of acetone with concentrated sulphuric acid gives
diacetone alcohol
mesityl oxide
mesitylene
propene-2-ol
Acetonitriles on hydrolysis produce which of the following?
Amine
Acid
Amines
Carbonyl compounds
When calcium acetate is distilled, it will produce which of the following compound ?
CH3COOH
CH3CHO
CH3COCH3
All of these
Which one of the following gives, on ozonolysis, both aldehydes and ketones?
Me2C = CHMe
Me2C = CMe2
MeCH2 - C(Me) = CMe2
MeCH(Me) - CH = CHMe