Chemistry MCQS

951. Which of the following is not a nucleon?
A: Positron
B: Electron
C: Proton
D: Neutron

952. Isotope used for the production of atomic energy is?
A: U-234
B: U-235
C: U-236
D: U-238

953. Which of the following metals forms an amalgam with other metals?
A: Tin
B: Zinc
C: Mercury
D: Lead

954. Liquid waste from kitchens and baths of residences is known as?
A: Stormwater
B: Domestic sewage
C: Refuse
D: Sullage

955. Substance used as an antifreeze in radiators of automobiles is?
A: Methyl Alcohol
B: Methyl Alcohol and H2O
C: Ethyl Alcohol
D: Ethyl Alcohol and H2O

956. Two metal ions that cause hardness to water are?
A: Calcium, Magnesium
B: Sodium, Magnesium
C: Sodium, Potassium
D: Sodium, Calcium

957. 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

958. Which of the following substances does not give the iodoform test?
A: Acetaldehyde
B: Ethyl alcohol
C: Methyl alcohol
D: Acetone

959. 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

960. Cannizzaro’s reaction is not given by?
A: Formaldehyde
B: Acetaldehyde
C: Benzaldehyde
D: Trimethyl acetaldehyde