Chemical Process White phosphorous is stored under water, because Its kindling temperature in dry air is very low It does not react with water It is poisonous It is unstable Its kindling temperature in dry air is very low It does not react with water It is poisonous It is unstable 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 discontinuous reaction (requiring regeneration of iron by water gas intermittently) A slow reaction Still in development stage (by employing fluidised bed technique) All of these A discontinuous reaction (requiring regeneration of iron by water gas intermittently) A slow reaction Still in development stage (by employing fluidised bed technique) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Neutral sulphite semi-chemical Sulphate/kraft Mechanical Sulphite Neutral sulphite semi-chemical Sulphate/kraft Mechanical Sulphite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to None of these Increase the cellulose content Remove lignin by way of crystallisation Avoid mechanical weakening of fibre None of these Increase the cellulose content Remove lignin by way of crystallisation Avoid mechanical weakening of fibre ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Manufacture of phthalic anhydride uses __________ as a catalyst. Cr Al₂O₃ Ni V₂O₅ Cr Al₂O₃ Ni V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercially ethylene is produced from naphtha by Pyrolysis Catalytic dehydrogenation Catalytic cracking Hydrocracking Pyrolysis Catalytic dehydrogenation Catalytic cracking Hydrocracking ANSWER DOWNLOAD EXAMIANS APP
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