Chemistry Which one of the following is a greenhouse gas ? Nitrogen Helium Sulphur dioxide Carbon dioxide Nitrogen Helium Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O NaHCO3 Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O NaHCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore which is found in abundance in India is magnetite monazite bauxite fluorspar magnetite monazite bauxite fluorspar ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Fractional crystallisation Fractional distillation Sublimation Steam distillation Fractional crystallisation Fractional distillation Sublimation Steam distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are mesons electrons neutrons positrons mesons electrons neutrons positrons ANSWER DOWNLOAD EXAMIANS APP
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