AQA GCSE Ionic Bonding

What charge do electrons have?

• 2+
• 1+
• 2-
• 1-

What charge will an ion of lithium take?

• 2+
• 1+
• 1-
• 3-

What charge will an ion of beryllium take?

• 2+
• 1+
• 1-
• 3-

What charge will an ion of barium take?

• 2+
• 2+
• 1-
• 3-

What charge will an ion of fluorine take?

• 2+
• 2-
• 1-
• 1+

If something has gained electrons, what charge will it have?

• Good
• Neutral
• Positive
• Negative

If something has lost electrons, what charge will it have?

• Bad
• Positive
• Negative
• Neutral

What charge will an ion of oxygen take?

• 1-
• 2-
• 3-
• 2+

Explain in terms of electrons what occurs when lithium bonds with chlorine

• Non-metal loses electron
• Metal gains electrons
• Elecron transfer
• Oxidation

Why do atoms transfer electrons in ionic bonding?

• To react
• To ionise
• To remove an energy level
• To get full outer shell