Chemical Process Superior quality laboratory apparatus is made of the __________ glass having low thermal co-efficient of expansion & high chemical resistance. Potash Pyrex Soda Flint Potash Pyrex Soda Flint ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by None of these Electrolytic oxidation Electrolytic reduction Electrolysis None of these Electrolytic oxidation Electrolytic reduction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 20% oleum 65% oleum 78%H₂SO₄ 98%H₂SO₄ 20% oleum 65% oleum 78%H₂SO₄ 98%H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carboxymethyl cellulose (CMC) is added in detergents to act as a/an Builder Anti soil redeposition agent Optical brightening agent Surfactant Builder Anti soil redeposition agent Optical brightening agent Surfactant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phthalic anhydride is made by the Dehydrogenation of ethyl benzene Oxidation of naphthalene None of these Oxidation of benzene Dehydrogenation of ethyl benzene Oxidation of naphthalene None of these Oxidation of benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carboxymethyl cellulose (CMC) is added in detergents to Act as optical brightening agent Prevent redeposition of soil on cleaned surface Inhibit corrosion in washing machines made of aluminium None of these Act as optical brightening agent Prevent redeposition of soil on cleaned surface Inhibit corrosion in washing machines made of aluminium None of these ANSWER DOWNLOAD EXAMIANS APP
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