Top 150+ Solved Pharmaceutical Organic Chemistry 1 MCQ Questions Answer
Q. C2H5OH can be differentiated from CH3OH by…..
a. Reaction with HCl
b. Reaction with 3 NH
c. By iodoform test
d. By solubility in water
Q. Rectified spirit is a mixture of ……….
a. 95% ethyl alcohol + 5% water
b. 94% ethyl alcohol + 4.53% water
c. 94.4% ethyl alcohol + 5.43 % water
d. 95.57% ethyl alcohol + 4.43% water
Q. Glycerol as a triester present in …….
a. Petroleum
b. Kerosene
c. Vegetable oil and fat
d. Naphtha
Q. : Power alcohol is ……
a. An alcohol of 95% purity
b. A mixture of petrol hydrocarbons and ethanol
c. Rectified spirit
d. A mixture of methanol and ethanol
Q. : In cold countries ethylene glycol is added to water in the radiators to
a. Bring down the specific heat of water
b. Lower the viscosity
c. Reduce the viscosity
d. Make water a better lubricant
Q. Methyl alcohol is toxic. The reason assigned is………
a. It stops respiratory track
b. It reacts with nitrogen and forms CN in the lungs
c. It increases CO2 content in the blood
d. It is a reduction product of formaldehyde
Q. Glycerol is used……..
a. As a sweetening agent
b. In the manufacture of good quality soap
c. In the manufacture of nitro glycerine
d. In all of these
Q. Glycerol is not used in which of following cases…….
a. Explosive making
b. Shaving soap making
c. As an antifreeze for water
d. As an antiseptic agent
Q. Liquor poisoning is due to …….
a. Presence of bad compound in liquor
b. Presence of methyl alcohol
c. Presence of ethyl alcohol
d. Presence of carbonic acid
Q. In order to make alcohol undrinkable pyridine and methanol are added to it. The resulting alcohol iscalled ………
a. Power alcohol
b. Proof spirit
c. Denatured spirit
d. Poison alcohol
Q. In aldehydes and ketones, carbon of carbonyl group is………..
a. 3 sp hybridised
b. 2 sp hybridised
c. sp hybridised
d. Unhybridised