Chemistry Sea weeds are important source of Iron Bromine Chlorine Iodine Iron Bromine Chlorine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Magnesium nitride (Mg3N2) Calcium phosphide (Ca3P2) Magnesium phosphide (Mg3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Calcium phosphide (Ca3P2) Magnesium phosphide (Mg3P2) Zinc phosphide (Zn3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major use of sulphur is in the manufacture of H2S H2SO4 Fungicide SO2 H2S H2SO4 Fungicide SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is a : Liquid non-metal Solid non-metal Liquid metal Solid metal Liquid non-metal Solid non-metal Liquid metal Solid metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Nitrogen Ozone Oxygen Carbondioxide Nitrogen Ozone Oxygen Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
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