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