A substance has the following properties:
Melting point: \( 714^{\circ}C \)
Electrical conductivity: poor when solid, good when molten
What is the most probable structure of this substance?
A substance has the following properties:
Melting point: \( 714^{\circ}C \)
Electrical conductivity: poor when solid, good when molten
What is the most probable structure of this substance?