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Chemistry Mcqs

Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?

August 30, 2021March 18, 2019 by admin
Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?

A. Nylon 66
B. urotroe
C. Aniline formaldehyde plastic
D. Bakelite

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following is not a use of acetaldehyde ?

August 30, 2021March 18, 2019 by admin
Which of the following is not a use of acetaldehyde ?

A. formation of phenolic resins
B. formation of mirror
C. antiseptic inhalant
D. formation of throat lozenges

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following is not a use of formaldehyde ?

August 30, 2021March 18, 2019 by admin
Which of the following is not a use of formaldehyde ?

A. in silvery mirror
B. in making medicine urotroe
C. in making throat lozenges
D. in making acetic acid

Categories Aldehydes and Ketones, Chemistry Mcqs

Ketones are comparatively less reactive than aldehdye. It is due to_______________?

August 30, 2021March 18, 2019 by admin
Ketones are comparatively less reactive than aldehdye. It is due to_______________?

A. alkyl groups are electron donating
B. steric hindrance
C. Both A and B
D. none

Categories Aldehydes and Ketones, Chemistry Mcqs

Cannizzaros reaction is not given by__________________?

August 30, 2021March 18, 2019 by admin
Cannizzaros reaction is not given by__________________?

A. formaldehyde
B. acetaldehyde
C. benzaldehyde
D. trimethyl acetaldehyde

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following compounds will react with Tollens reagent ?

August 30, 2021March 18, 2019 by admin
Which of the following compounds will react with Tollens reagent ?

A. CH3-CHO
B. CH3-CH-CH3
C. CH3-COOH
D. CH3-CO-CH2-CH3

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?

August 30, 2021March 18, 2019 by admin
Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?

A. formaldehyde
B. accetaldehyde
C. benzaldehyde
D. acetone

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following substances does not give iodoform test ?

August 30, 2021March 18, 2019 by admin
Which of the following substances does not give iodoform test ?

A. acetaldehyde
B. ethyl alcohol
C. methyl alcohol
D. acetone

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following reaction is not shown by ketones ?

August 30, 2021March 18, 2019 by admin
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

Categories Aldehydes and Ketones, Chemistry Mcqs

Which of the following is not an amino acids_____________________?

August 30, 2021March 18, 2019 by admin
Which of the following is not an amino acids_____________________?

A. glumatic acid
B. lactic acid
C. aspartic acids
D. glycine

Categories Carboxylic Acids, Chemistry Mcqs
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