Question

A non metal X exist in two different forms Y and Z, Y is the hardest substance and Z is the good conductor of electricity. Identify XYZ

Answer 1

X is carbon,Y is diamond,Z is graphite .I think it's correct

Answer 2

HEY MATE HERE IS UR ANSWER....
X- CARBON
Y- DIAMOND
Z- GRAPHITE
CHEERS.!!!!!!!