Chemistry Rectified spirit is : 95% ethyl alcohol Tincture iodine 100% ethyl alcohol Methylated spirit 95% ethyl alcohol Tincture iodine 100% ethyl alcohol Methylated spirit ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Iron, tin and calcium Magnesium, tin and iron Magnesium, calcium and tin Calcium, magnesium and iron Iron, tin and calcium Magnesium, tin and iron Magnesium, calcium and tin Calcium, magnesium and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Lithium Sodium Potassium Cadmium Lithium Sodium Potassium Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Dolomite Bauxite Lignite Copper Dolomite Bauxite Lignite Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of major air pollutant is Helium Carbon monoxide Oxygen Carbon dioxide Helium Carbon monoxide Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Need less energy to move them Have negative charge Experience collision less frequently Are lighter Need less energy to move them Have negative charge Experience collision less frequently Are lighter ANSWER DOWNLOAD EXAMIANS APP
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