Chemistry The most abundant rare gas in the atmosphere is Ar Xe He Ne Ar Xe He Ne ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound that has the least value for octane number is : 2,2-dimethyl hexane N-heptane Iso-octane 2-methyl heptane 2,2-dimethyl hexane N-heptane Iso-octane 2-methyl heptane ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Paint Cement Glass Gun powder Paint Cement Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of ‘Common salt’ is Sodium chloride Sodium nitrate Calcium chloride Ammonium chloride Sodium chloride Sodium nitrate Calcium chloride Ammonium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first organic compound synthesised in the laboratory was Glucose Uric acid Lactic acid Urea Glucose Uric acid Lactic acid Urea ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS