Chemical Process - Study Mode
[#381] Calcination of limestone is not done in a __________ kiln for producing lime.
Correct Answer
(D) Fixed bed
[#382] Free alkali in a toilet soap is __________ that in a laundary shop.
Correct Answer
(A) Less than
[#383] Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
Correct Answer
(C) ZnO
[#384] Carborundum consists mainly of
Correct Answer
(B) Silicon carbide
[#385] CaSO 4 .$$frac{1}{2}$$ H 2 O is known as
Correct Answer
(B) Plaster of Paris