Chemical Process - Study Mode
[#251] Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.
Correct Answer
(D) Neutral sulphite semi-chemical
[#252] Styrene butadiene rubber (SBR) is
Correct Answer
(B) A synthetic polymer
[#253] Starting material for the production of styrene butadiene rubber (SBR) is
Correct Answer
(C) Both A & B
[#254] Permanent hardness of water is due to the presence of calcium & magnesium
Correct Answer
(B) Sulphates & chlorides
[#255] Riboflavin is a/an
Correct Answer
(A) Vitamin