Chemistry The term 'brown air' is used for Acid fumes Industrial smog Photochemical smog Sulphurous smog Acid fumes Industrial smog Photochemical smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Iodine Argon Vanadium Sulphur Iodine Argon Vanadium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is a covalent compound ? Calcium chloride Magnesium fluoride Carbon tetrachloride Sodium chloride Calcium chloride Magnesium fluoride Carbon tetrachloride Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? BHT Sodium sulphate Sodium metabisulphite Saccharin BHT Sodium sulphate Sodium metabisulphite Saccharin ANSWER DOWNLOAD EXAMIANS APP
Chemistry In sugar solution, Sugar is solvent, water is solute Both are solutes Both are solvents Sugar is solute, water is solvent Sugar is solvent, water is solute Both are solutes Both are solvents Sugar is solute, water is solvent ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 1.568 x 103 4.84 x 1017 6.023 x 1019 6.023 x 1023 1.568 x 103 4.84 x 1017 6.023 x 1019 6.023 x 1023 ANSWER DOWNLOAD EXAMIANS APP