Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 1.568 x 103 6.023 x 1019 6.023 x 1023 4.84 x 1017 1.568 x 103 6.023 x 1019 6.023 x 1023 4.84 x 1017 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Urea Cane-sugar Sodium chloride Blood Urea Cane-sugar Sodium chloride Blood ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Tin Mercury Cadmium Zinc Tin Mercury Cadmium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Sodium Potassium Cadmium Lithium Sodium Potassium Cadmium Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the lightest element in the periodic table Hydrogen Helium Oxygen Carbon Hydrogen Helium Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two elements which can form a large number of compounds are Carbon and Hydrogen Carbon and Sulphur Carbon and Nitrogen Carbon and Oxygen Carbon and Hydrogen Carbon and Sulphur Carbon and Nitrogen Carbon and Oxygen ANSWER DOWNLOAD EXAMIANS APP
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