Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Benzoic acid Oxalic acid Phthalic acid Cinnamic acid Benzoic acid Oxalic acid Phthalic acid Cinnamic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Interveinal necrotic spots on leaves appear due to NO2injury SO2injury O3injury HF injury NO2injury SO2injury O3injury HF injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Sulphur dioxide Nitrogen Carbon dioxide Helium Sulphur dioxide Nitrogen Carbon dioxide Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Electron Neutrino Meson Proton Electron Neutrino Meson Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder is an alloy of Sodium, lead Tin, lead Lead, zinc Copper, lead Sodium, lead Tin, lead Lead, zinc Copper, lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Oxidation Corrosion Carbonation Exfoliation Oxidation Corrosion Carbonation Exfoliation ANSWER DOWNLOAD EXAMIANS APP
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