Chemical Process Washing of coal is done to Reduce the ash content Remove the adhering impurities Both B and C Remove the inherent impurities Reduce the ash content Remove the adhering impurities Both B and C Remove the inherent impurities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chloral is used in the manufacture of None of these BHC DDT Parathion None of these BHC DDT Parathion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Graphite is a/an Both B and C Allotrope of carbon Electrical insulator Moderator used in nuclear reactor Both B and C Allotrope of carbon Electrical insulator Moderator used in nuclear reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H₂O = Fe₃O₄ + 4H₂, is not practised, as it is A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these Still in development stage (by employing fluidised bed technique) A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these Still in development stage (by employing fluidised bed technique) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following has sodium bicarbonate as its main constituent ? Baking powder Baking soda Washing soda None of these Baking powder Baking soda Washing soda None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Ultraviolet light Oleum None of these Dilute H₂SO₄ Ultraviolet light Oleum None of these Dilute H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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