Chemical Process Which of the following is an ore of iron? Bauxite Hematite Chalcopyrite Galena Bauxite Hematite Chalcopyrite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Silicone is a/an Inorganic polymer Thermoplastic Monomer None of these Inorganic polymer Thermoplastic Monomer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT should not be allowed to come in contact with iron (during its manufacture) to Avoid its decomposition None of these Achieve non-hygroscopic property Prevent sulphonation of the monochlorobenzene by the acid catalyst Avoid its decomposition None of these Achieve non-hygroscopic property Prevent sulphonation of the monochlorobenzene by the acid catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Thermal dissociation of iron pyrites Both B and C Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Both B and C Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alcohol is produced by the Esterification of a fat Hydrolysis of an ether Oxidation of an aldehyde None of these Esterification of a fat Hydrolysis of an ether Oxidation of an aldehyde None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Digestion of wood-base materials (for manufacture of pulp) is done to Prevent deterioration on storage None of these Produce long fibres Remove lignin Prevent deterioration on storage None of these Produce long fibres Remove lignin ANSWER DOWNLOAD EXAMIANS APP
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