Chemistry Of the following commonly used materials, the one that is not an alloy is Steel Brass Copper Bronze Steel Brass Copper Bronze ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc carbonate Zinc oxide Zinc sulphate Zinc blende Zinc carbonate Zinc oxide Zinc sulphate Zinc blende ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Compound Element Heterogeneous mixture Homogeneous mixture Compound Element Heterogeneous mixture Homogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High nuclear charge Stable half filled 2p sub level High bond dissociation energy Smaller atomic radius High nuclear charge Stable half filled 2p sub level High bond dissociation energy Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Pascal Dalton Newton Avogadro Pascal Dalton Newton ANSWER DOWNLOAD EXAMIANS APP
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