Chemistry Which gas is most stable at room temperature O2 N2 F2 H2 O2 N2 F2 H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peroxyacetyl nitrate is a Plant hormone Vitamin Acidic dye Secondary pollutant Plant hormone Vitamin Acidic dye Secondary pollutant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Cannot be negative Can have any value above zero Can never be positive Will always be positive Cannot be negative Can have any value above zero Can never be positive Will always be positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Na Hg Fe Ag Na Hg Fe Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Biphenyl ethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Electron Positron Neutron Proton Electron Positron Neutron Proton ANSWER DOWNLOAD EXAMIANS APP
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