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