atomic structure and bonding

Question 1

What are the limitations of using dot and cross diagrams to represent ionic compounds?

Answer 1

does not show how the ions are arranged in space,does not show the structure in 3D

Question 2

Why do metals and non-metals form ionic bonds?

Answer 2

To achieve a full outer shell and be stable

Question 3

What happens to the boiling point of simple covalent molecules with increasing size?

Answer 3

increases

Question 4

What state is iodine at room temperature and its colour?

Answer 4

purple solid