Chemistry Hard steel contains 2 to 5 per cent carbon 0.01 to 0.04 per cent carbon 0.5 to 1.5 per cent carbon 0.1 to 0.4 per cent carbon 2 to 5 per cent carbon 0.01 to 0.04 per cent carbon 0.5 to 1.5 per cent carbon 0.1 to 0.4 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High bond dissociation energy Stable half filled 2p sub level High nuclear charge Smaller atomic radius High bond dissociation energy Stable half filled 2p sub level High nuclear charge Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry Molasses a by-product in the manufacture of sugar, is converted into Pulp Alcohol Paper Fuel Pulp Alcohol Paper Fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Graphite Phosphorus Sulphur Bauxite Graphite Phosphorus Sulphur Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Silver Bronze Copper Brass Silver Bronze Copper Brass ANSWER DOWNLOAD EXAMIANS APP
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