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Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?
A. formaldehyde B. accetaldehyde C. benzaldehyde D. acetone Submitted by :- Jamil Ahmed
Which of the following reaction is not shown by ketones ?
A. reaction with HCN B. reaction with NaHSO3 C. reaction with 2 4 dinitrophenyl hydrazine D. reaction with Fehling solution…
Which of the following is not an amino acids_____________________?
A. glumatic acid B. lactic acid C. aspartic acids D. glycine Submitted by :- Jamil Ahmed
The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?
A. esterification B. neutralization C. hydrolysis D. saponification Submitted by :- Jamil Ahmed
Carboxylic acid on reduction with HI / phosphorous yields_________________?
A. alkane B. alcohols C. aldehydes D. ketones Submitted by :- Jamil Ahmed
Tetra hydroborate ion is the source of_______________?
A. proton B. H+ C. both A & amp; B D. H- Submitted by :- Jamil Ahmed
Acetal on acid hydrolysis generates__________________?
A. Alcohol B. Ketone C. Both A & B D. None of the above Submitted by :- Jamil Ahmed
Oxidation of primary alcohol gives________________?
A. ketone B. Aldehyde C. Alkene then – COOH D. Ester Submitted by :- Jamil Ahmed
Which of the following will not give addition reaction with NaHSO3________________?
A. HCHO B. CH3CHO C. CH3-CH2-CHO D. None of the above Submitted by :- Jamil Ahmed
Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?
A. Nylon 66 B. urotropine C. Aniline formaldehyde plastic D. Bakelite Submitted by :- Jamil Ahmed