Chemistry The iron ore magnetite consists of FeCO3 Fe3OH4 Fe2O3 3Fe2O3 .. 3H2O FeCO3 Fe3OH4 Fe2O3 3Fe2O3 .. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Double sulphates Double nitrate Nitrates of aluminium Hydrated chlorides Double sulphates Double nitrate Nitrates of aluminium Hydrated chlorides ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Silicon Tantalum Beryllium Ultra pure carbon Silicon Tantalum Beryllium Ultra pure carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Positron Alpha particles Beta particles Proton Positron Alpha particles Beta particles Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry A matured mammalian cell without nucleus is Lymphocyte Spermatozoan Erythrocyte Oocyte Lymphocyte Spermatozoan Erythrocyte Oocyte ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is hydrogen carbon dioxide nitrogen oxygen hydrogen carbon dioxide nitrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
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