Chemical Process The noble gas which occurs most abundantly in the atmosphere is Helium Argon Neon Krypton Helium Argon Neon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Solvay process is used for the manufacture of Soda lime Soda ash Caustic potash Caustic soda Soda lime Soda ash Caustic potash Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Roasting Smelting Reduction Calcination Roasting Smelting Reduction Calcination ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Bicarbonates Carbonates Sulphates Phosphates Bicarbonates Carbonates Sulphates Phosphates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of calcium carbide with water produces a gas, which is used Both A & B Neither A nor B For metal cutting/welding As an illuminant Both A & B Neither A nor B For metal cutting/welding As an illuminant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? Glasses Slag cement Porcelain/Potteries Teflon Glasses Slag cement Porcelain/Potteries Teflon ANSWER DOWNLOAD EXAMIANS APP