Chemistry An example of major air pollutant is Carbon dioxide Helium Carbon monoxide Oxygen Carbon dioxide Helium Carbon monoxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Garbage Sullage Sanitary waste Industrial waste Garbage Sullage Sanitary waste Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Lead sulphide Graphite Lead Ferrous sulphide Lead sulphide Graphite Lead Ferrous sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following iron ores, the highest percentage of iron content is found in– Haemetite Limnonite None of these Magnetite Haemetite Limnonite None of these Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : Substitution reaction None of the options Elimination reaction Addition reaction Substitution reaction None of the options Elimination reaction Addition reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Zinc Copper Tungsten Nichrome Zinc Copper Tungsten Nichrome ANSWER DOWNLOAD EXAMIANS APP
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