Chemical Process The biochemical treatment applied to sewage effluents is a process of Dehydration Polymerisation Reduction Oxidation Dehydration Polymerisation Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by Passing it through cation & anion exchangers Simply boiling Adding alum All of these Passing it through cation & anion exchangers Simply boiling Adding alum All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The manufacture of Kraft pulp is done by a/an __________ process. Alkaline Acidic None of these Neutral Alkaline Acidic None of these Neutral ANSWER DOWNLOAD EXAMIANS APP
Chemical Process SO₂ is bubbled through hot sugar cane juice to Increase the crystal size Increase the amount of molasses Increase its concentration Act as an acidifying agent Increase the crystal size Increase the amount of molasses Increase its concentration Act as an acidifying agent ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plaster of Paris is Same as gypsum Both A and B CaSO₄.½H₂O Used for setting of broken bones Same as gypsum Both A and B CaSO₄.½H₂O Used for setting of broken bones ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Both B and C C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites Both B and C C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites ANSWER DOWNLOAD EXAMIANS APP
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