Chemistry The main source of Naphthalene is Coal-tar Diesel Charcoal Camphor Coal-tar Diesel Charcoal Camphor ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Aluminium Fluorine Potassium Lead Aluminium Fluorine Potassium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Bromine Chlorine Iodine Fluorine Bromine Chlorine Iodine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Neutron, positron Neutron, electron Proton, neutron Electron, proton Neutron, positron Neutron, electron Proton, neutron Electron, proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ruby and sapphire are oxides of Copper Iron Aluminium Tin Copper Iron Aluminium Tin ANSWER DOWNLOAD EXAMIANS APP
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