Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Paint Glass Cement Gun powder Paint Glass Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Digestion of food Burning of paper Burning of coal Conversion of water into steam Digestion of food Burning of paper Burning of coal Conversion of water into steam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Entropy of Universe is always Constant Zero Increasing Decreasing Constant Zero Increasing Decreasing 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 The gas that is used in the manufacture of vanaspati ghee is : Hydrogen Nitrogen Carbon dioxide Oxygen Hydrogen Nitrogen Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The example of oligosaccharide is Cellulose Glucose Ribose Sucrose Cellulose Glucose Ribose Sucrose ANSWER DOWNLOAD EXAMIANS APP
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