Chemistry When formaldehyde and potassium hydroxide are heated, we get Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is nitrogen carbon dioxide hydrogen oxygen nitrogen carbon dioxide hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Neutrons Electrons Protons Positrons Neutrons Electrons Protons Positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the highest electronegativity value Nitrogen Chlorine Fluorine Lithium Nitrogen Chlorine Fluorine Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Nitrogen Argon Oxygen Carbon dioxide Nitrogen Argon Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Carbondioxide Oxygen Sulphurdioxide Nitrogen Carbondioxide Oxygen Sulphurdioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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