Chemical Process Main constituents of portland cement are calcium aluminate and Carbonates Silicates Sodium silicate Gypsum Carbonates Silicates Sodium silicate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The ideal pulp for the manufacture of paper should have high __________ content. Cellulose Both A & B Lignin None of these Cellulose Both A & B Lignin None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced on commercial scale from sea water? Sodium sulphate Potassium compounds Bromine Magnesium compounds Sodium sulphate Potassium compounds Bromine Magnesium compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde is produced by condensation polymerisation. It is also known as Nylon-66 Teflon Polyester Bakelite Nylon-66 Teflon Polyester Bakelite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the production of soda ash by Solvay process, the by-product is NH₃ NH₄Cl NaOH CaCl₂ NH₃ NH₄Cl NaOH CaCl₂ 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? Stearic acid Calcium & aluminium stearate Formic acid Xanthates Stearic acid Calcium & aluminium stearate Formic acid Xanthates ANSWER DOWNLOAD EXAMIANS APP