5.2.2.6 giant covalent structures

Question 1

Substances that consist of giant covalent structures are…
With very high melting points

Answer 1

Solids

Question 2

These strong bonds must be overcome to ____ or ____ these substances.

Answer 2

Melt or boil

Question 3

State examples of two carbon covalent structures and a silica covalent structure.

Answer 3

Diamond and graphite - carbon
Silicon dioxide (sand) - silica