Chemistry Thermal electricity is generated by using which of these ? None of these Coal and Natural Gas only Coal only Coal, Natural Gas and Petroleum None of these Coal and Natural Gas only Coal only Coal, Natural Gas and Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High bond dissociation energy Stable half filled 2p sub level High nuclear charge Smaller atomic radius High bond dissociation energy Stable half filled 2p sub level High nuclear charge Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is methane ozone oxygen helium methane ozone oxygen helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highest percentage of carbon is found in which form of coal? Anthracite Lignite Peat Bituminous Anthracite Lignite Peat Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Shorter Longer Of same lenght None of these Shorter Longer Of same lenght None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Manganese Calcium None of these Magnesium Manganese Calcium None of these Magnesium ANSWER DOWNLOAD EXAMIANS APP
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