Chemistry Heavy metals got their name because compared to other atoms they have Higher densities Higher atomic radii Higher atomic numbers Higher atomic masses Higher densities Higher atomic radii Higher atomic numbers Higher atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Less poisonous than nitrogen Lighter than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen Less poisonous than nitrogen Lighter than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was gold iron bronze copper gold iron bronze copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muddy water is treated with alum in purification process, itis termed as : Adsorption Emulsification Coagulation Absorption Adsorption Emulsification Coagulation Absorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the simplest aromatic hydrocarbon Benzene Chloride Picric acid Aspirin Benzene Chloride Picric acid Aspirin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Antacid tablets consist of Hydroxides of magnesium and aluminium Hydroxides of sodium, magnesium and aluminium Hydroxides of magnesium and sodium Hydroxides of sodium and aluminium Hydroxides of magnesium and aluminium Hydroxides of sodium, magnesium and aluminium Hydroxides of magnesium and sodium Hydroxides of sodium and aluminium ANSWER DOWNLOAD EXAMIANS APP
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