Chemistry Oxygen has (+) oxidation number only in N2O OF2 C12O H2O (2) N2O OF2 C12O H2O (2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Reduction process Dehydration process Oxidation process Hydration to form other hydrates Reduction process Dehydration process Oxidation process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon dioxide and hydrogen Carbon monoxide and hydrogen Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon dioxide and hydrogen Carbon monoxide and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon Monoxide Carbon dioxide Methane Ozone gas Carbon Monoxide Carbon dioxide Methane Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The basic chemical building block of natural rubber obtained from trees is Neoprene Isoprene Acetylene Vinyl Chloride Neoprene Isoprene Acetylene Vinyl Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? Energy is neither released nor absorbed Energy in always released Energy is always absorbed More energy is released than is absorbed Energy is neither released nor absorbed Energy in always released Energy is always absorbed More energy is released than is absorbed ANSWER DOWNLOAD EXAMIANS APP
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