Chemistry 'Plaster of Paris' is made by partial dehydration of Green vitriol Epsom salt Blue vitriol Gypsum salt Green vitriol Epsom salt Blue vitriol Gypsum salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has no unit Ionization energy Electron affinity Excitation potential Electronegativity Ionization energy Electron affinity Excitation potential Electronegativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Nitric acid Hydrochloric acid Sulphuric acid Acetic acid Nitric acid Hydrochloric acid Sulphuric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons and electrons the number of protons the number of neutrons the number of nucleons the number of protons and electrons the number of protons the number of neutrons the number of nucleons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The working of a dry cell is based on Electrolysis Decomposition reaction Spontaneous oxidation-reduction reaction Combination reaction Electrolysis Decomposition reaction Spontaneous oxidation-reduction reaction Combination reaction ANSWER DOWNLOAD EXAMIANS APP
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