Question No : 1
Bordeaux mixture is a/an
Question No : 2
Blue colour is imparted to glass by the addition of
Question No : 3
How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln?
Question No : 4
Penicillin, an antibiotic drug was discovered by
Question No : 5
Fermentation of molasses to produce ethyl alcohol is done at __________ °C.
Question No : 6
Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.
Question No : 7
White phosphorous is stored under water, because
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