Chemistry Asbestos is formed of : Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first organic compound synthesised in the laboratory was Urea Uric acid Glucose Lactic acid Urea Uric acid Glucose Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a derivative of barbituric acid Nembutal Amytal Equanil Veronal Nembutal Amytal Equanil Veronal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is a fraction the sum of the number of protons and neutrons present in the nucleus always less than its atomic number always more than the atomic weight a fraction the sum of the number of protons and neutrons present in the nucleus always less than its atomic number always more than the atomic weight ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Uranium Potassium Sodium Thorium Uranium Potassium Sodium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a characteristic feature of alloys? They are Compounds Solutions Mixtures Homogeneous systems Compounds Solutions Mixtures Homogeneous systems ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS