Chemistry Which of the following is not a precious/semi-precious stone? Emerald Ruby Sapphire Pearl Emerald Ruby Sapphire Pearl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Oxygen Chlorine Nitrogen Ozone Oxygen Chlorine Nitrogen Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Robert Boyle John Dalton Democritus Antoine Lavoisier Robert Boyle John Dalton Democritus Antoine Lavoisier ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Zinc oxide Zinc phosphide Potassium cyanide Lead nitrate Zinc oxide Zinc phosphide Potassium cyanide Lead nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloidal solution of Gas in solid Liquid in liquid Solid in liquid Solid in Solid Gas in solid Liquid in liquid Solid in liquid Solid in Solid ANSWER DOWNLOAD EXAMIANS APP
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