Chemistry The most suitable unit for expressing nuclear radius is : Micron Fermi Angstrom Nanometre Micron Fermi Angstrom Nanometre ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Barium Sodium Strontium Calcium Barium Sodium Strontium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Freon Oxygen Nitrogen Neon Freon Oxygen Nitrogen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Nickel and cadmium Zinc and carbon Lead peroxide and lead Iron and cadmium Nickel and cadmium Zinc and carbon Lead peroxide and lead Iron and cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was copper gold bronze iron copper gold bronze iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium salt commonly used to stop bleeding is Aluminium nitrate Aluminium sulphate Aluminium Chloride Potash alum Aluminium nitrate Aluminium sulphate Aluminium Chloride Potash alum ANSWER DOWNLOAD EXAMIANS APP
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