Chemistry Which of the following metals form an amalgam with other metals ? Zinc Lead Mercury Tin Zinc Lead Mercury Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Calcium Calcium, Magnesium Sodium, Magnesium Sodium, Potassium Sodium, Calcium Calcium, Magnesium Sodium, Magnesium Sodium, Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Rubidium Caesium Potassium Lithium Rubidium Caesium Potassium Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gelatin is mostly used in making ice–creams in order to Stabilise mixture Enrich the aroma Prevent making a colloid Stabilise the colloid and prevent crystallisation Stabilise mixture Enrich the aroma Prevent making a colloid Stabilise the colloid and prevent crystallisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Experience collision less frequently Are lighter Have negative charge Need less energy to move them Experience collision less frequently Are lighter Have negative charge Need less energy to move them ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Calcium carbonate Sodium chloride Potassium chloride Magnesium sulphate Calcium carbonate Sodium chloride Potassium chloride Magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS