Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Carbonate Sodium Monoxide Sodium Peroxide Sodium Hydroxide Sodium Carbonate Sodium Monoxide Sodium Peroxide Sodium Hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? Energy in always released More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Calcium carbonate equivalents Calcium sulphate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium carbonate equivalents Calcium sulphate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon dioxide and hydrogen Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon monoxide and hydrogen Carbon dioxide and hydrogen Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon monoxide and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 6 –3 to + 3 –3 to + 5 –3 to + 4 –3 to + 6 –3 to + 3 –3 to + 5 –3 to + 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material known in commerce as Terylene is a Blend of cotton and silk Natural fibre Modified natural fibre Synthetic fibre Blend of cotton and silk Natural fibre Modified natural fibre Synthetic fibre ANSWER DOWNLOAD EXAMIANS APP
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