Q.14 Chemical formula of glycerin is -:
A. CH2OH CHOH CH2OH or C3H8O3
B. Ch3OH
C. C2H5OH
D. H2O2
Explanation :
Glycerin –
Chemical formula: CH2OH CHOH CH2OH or C3H8O3
Molecular weight: 92.09
Boiling point – 290C
Specific gravity – 1.26
For the preservation of poisonous animal products and venom of snakes.
For preparation of glyceroles and lotions.
For preparation of mother tinctures of Apis mellifica, Tarantula, etc.
Q.15 ___________________ is used For the preservation of poisonous animal products and venom of snakes.
A. Glycerin
B. Absolute alcohol
C. Rectified spirit
D. All of the above
Explanation :
Glycerin –
Chemical formula: CH2OH CHOH CH2OH or C3H8O3
Molecular weight: 92.09
Boiling point – 290C
Specific gravity – 1.26
For the preservation of poisonous animal products and venom of snakes.
For preparation of glyceroles and lotions.
For preparation of mother tinctures of Apis mellifica, Tarantula, etc.
Q.16 _________________ is used For preparation of glyceroles and lotions.
A. Glycerin
B. Absolute alcohol
C. Rectified spirit
D. Cat’s milk
Explanation :
Glycerin –
Chemical formula: CH2OH CHOH CH2OH or C3H8O3
Molecular weight: 92.09
Boiling point – 290C
Specific gravity – 1.26
For the preservation of poisonous animal products and venom of snakes.
For preparation of glyceroles and lotions.
For preparation of mother tinctures of Apis mellifica, Tarantula, etc.
Q.17 ______________ is used For preparation of mother tinctures of Apis mellifica, Tarantula, etc.
A. Glycerin
B. Absolute alcohol
C. Rectified spirit
D. None of the above
Explanation :
Glycerin –
Chemical formula: CH2OH CHOH CH2OH or C3H8O3
Molecular weight: 92.09
Boiling point – 290C
Specific gravity – 1.26
For the preservation of poisonous animal products and venom of snakes.
For preparation of glyceroles and lotions.
For preparation of mother tinctures of Apis mellifica, Tarantula, etc.