Chemistry The lustre of the metals is because of Reflection of light due to the presence of free electrons High density, due to closed packing of atoms Absorption of light due to the presence of cavities High polish Reflection of light due to the presence of free electrons High density, due to closed packing of atoms Absorption of light due to the presence of cavities High polish ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Nitrogen Bromine Chlorine Fluorine Nitrogen Bromine Chlorine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is liquid non-metal ? Mercury Water Bromine Alcohol Mercury Water Bromine Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because They contain free electrons The molecules in them are very close to each other They contain reflecting surface The molecules in them collide very freely They contain free electrons The molecules in them are very close to each other They contain reflecting surface The molecules in them collide very freely ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Brass Silver Bronze Copper Brass Silver Bronze Copper ANSWER DOWNLOAD EXAMIANS APP
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