Chemistry Nucleus of an atom consists of. Proton Proton and Neutron Electron, Proton and Neutron Neutron Proton Proton and Neutron Electron, Proton and Neutron Neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Calamine Sphalerite Zincite Zincblende Calamine Sphalerite Zincite Zincblende ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Teflon Napthalene Diamond Graphite Teflon Napthalene Diamond Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electronegative element among the following is oxygen sodium bromine fluorine oxygen sodium bromine fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by NO2 SO2 Chlorogluorocarbons NO NO2 SO2 Chlorogluorocarbons NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 500 100 200 50 500 100 200 50 ANSWER DOWNLOAD EXAMIANS APP