Chemistry When there are two electrons in the same orbital, they have: No spin Same spin Opposite spin Same or opposite spin No spin Same spin Opposite spin Same or opposite spin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial Vaseline is derived from Plant gums Petroleum Wool wax Coal tar Plant gums Petroleum Wool wax Coal tar ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium Calcium, magnesium and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the earth’s atmosphere is Oxygen Nitrogen Krypton Argon Oxygen Nitrogen Krypton Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of unreactive gas is Carbon dioxide Oxygen Nitrogen Hydrogen Carbon dioxide Oxygen Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bayer's reagent is Alkaline potassium permanganate Acidified potassium permanganate Bromine water Hydrogen peroxide Alkaline potassium permanganate Acidified potassium permanganate Bromine water Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
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