Chemistry Which of the following elements is obtained from sea weeds ? Argon Iodine Sulphur Vanadium Argon Iodine Sulphur Vanadium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Photo-oxidation process is initiated by Light Heat Catalyst Oxygen Light Heat Catalyst Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnalium is an alloy of Magnesium and Tin Aluminium and Zinc Aluminium and Magnesium Manganese and Magnesium Magnesium and Tin Aluminium and Zinc Aluminium and Magnesium Manganese and Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Paint Gun powder Glass Cement Paint Gun powder Glass Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Experience collision less frequently Have negative charge Are lighter Need less energy to move them Experience collision less frequently Have negative charge Are lighter Need less energy to move them ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium phosphate Sodium silicate Calcium oxide Sodium phosphate Calcium phosphate Sodium silicate Calcium oxide Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP