Chemistry Synthetic detergents are made from Sodium palmitate Sodium stearate Sodium salt of benzene sulphonic acid Sodium salt of benzene carboxylic acid Sodium palmitate Sodium stearate Sodium salt of benzene sulphonic acid Sodium salt of benzene carboxylic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Semiconductor laser Gas laser Dye laser Excimer laser Semiconductor laser Gas laser Dye laser Excimer laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium powder Aluminium sulphate Solder None of these Aluminium powder Aluminium sulphate Solder None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of covalent formed by nitrogen is 2 1 4 3 2 1 4 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the naturally occuring heaviest element Protactinium Uranium Mercury Thorium Protactinium Uranium Mercury Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium sulphate Potassium nitrate Calcium ammonium nitrate Ammonium sulphate Calcium sulphate Potassium nitrate Calcium ammonium nitrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
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