Phosphorus is a very______________ non metal.

Fill in the blanks (a) Phosphorus is very ____non-metal (b) Metals are___conductors of heat and ____. (c) Iron is ____reactive than copper. (d) Metals react with acids to produce___gas.

White phosphorus is very reactive, but not the red one. Why ?

Which one of the following is very reactive non-metals?

Red phosphorus is less reactive, less volatile and soluble in non-polar solvent than white/yellow phosphorus because