Chemistry Total number of naturally occurring elements 98 62 110 92 98 62 110 92 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Positron Proton Alpha particles Beta particles Positron Proton Alpha particles Beta particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an Physical change Electrical change None of these Electrochemical change Physical change Electrical change None of these Electrochemical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl Iso Cyanide Methyl chloride Methyl Cyanide Methyl Iso Cyanate Methyl Iso Cyanide Methyl chloride Methyl Cyanide Methyl Iso Cyanate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant constituent of atmospheric air is : Nitrogen Oxygen Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon monoxide and hydrogen Carbon monoxide and nitrogen Carbon dioxide and hydrogen Carbon dioxide and nitrogen Carbon monoxide and hydrogen Carbon monoxide and nitrogen Carbon dioxide and hydrogen Carbon dioxide and nitrogen ANSWER DOWNLOAD EXAMIANS APP
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