Chemical Process Plasticisers are added to paints to Give elasticity & prevent cracking of the film Increase atmospheric oxidation Make glossy surface Make it corrosion resistant Give elasticity & prevent cracking of the film Increase atmospheric oxidation Make glossy surface Make it corrosion resistant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In Kraft process of paper manufacture, white cooking liquor consists of caustic soda Sodium sulphite & sodium carbonate None of these Sodium sulphide & sodium carbonate Sodium sulphite & sodium sulphide Sodium sulphite & sodium carbonate None of these Sodium sulphide & sodium carbonate Sodium sulphite & sodium sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bisphenol A is produced by the condensation of acetone with Diethyl ether Formaldehyde Phenol Ethyl alcohol Diethyl ether Formaldehyde Phenol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Refractory bricks burnt at very high temperature have got None of these High spalling tendency Greater resistance to corrosion by slags Less resistance to corrosion by slags None of these High spalling tendency Greater resistance to corrosion by slags Less resistance to corrosion by slags ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Both B and C Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Both B and C Thermal dissociation of iron pyrites ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? Calcium & aluminium stearate Xanthates Formic acid Stearic acid Calcium & aluminium stearate Xanthates Formic acid Stearic acid ANSWER DOWNLOAD EXAMIANS APP
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