How do metals and non-metals combine to form compounds? - OCR 21C

1

Why are group 0 elements inert?

2

What is a typical physical property of a noble gas?

3

What is the charge of a metal ion?

4

Potassium is in group 1. What is the charge of a potassium ion?

5

Calcium is in group 2. How does a calcium atom change when it forms an ion?

6

Which of the following atomic structures represent a positive ion?

7

What happens when sodium and chlorine atoms react to form sodium chloride?

8

Why do ionic compounds have high melting points?

9

Which of these ionic compounds will conduct electricity?

10

Which of these is a limitation of a 3D model of a giant ionic lattice?