Chemistry In its reaction with silver nitrate, C2H2 shows Reducing property Basic property Acidic property Oxidising property Reducing property Basic property Acidic property Oxidising property ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is hydrogen carbon dioxide nitrogen oxygen hydrogen carbon dioxide nitrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number is the number equal to Neutrons Protons Electrons None of these Neutrons Protons Electrons None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Calcination Roasting Smelting Refining Calcination Roasting Smelting Refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process which does not evolve CO2 in air is Breathing Photosynthesis Burning Organic delay Breathing Photosynthesis Burning Organic delay ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Calcium carbonate Magnesium sulphate Potassium chloride Sodium chloride Calcium carbonate Magnesium sulphate Potassium chloride Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS