Ionic Bonding

Question 1

When a metal and non-metal react together, the metal atom _____ electrons to form a positively charged ion.

Answer 1

Loses

Question 2

The oppositely charged ions are strongly attracted to one another by electrostatic forces. What do we call this process?

Answer 2

Ionic Bonding

Question 3

___________ diagrams show the arrangement of electrons in an atom or ion. Each electron is represented by a dot or cross.

Answer 3

Dot and cross

Question 4

Sodium Chloride:

1. The ______ atom gives up its outer electron, becoming an Na+ ion.
2. The ________ atom picks up the electron, becoming a Cl- (chloride) ion.

Answer 4

1. Sodium

2. Chlorine

Question 5

Magnesium Oxide:

1. The _________ atom gives up its two outer electrons, becoming an Mg2+ ion.
2. The ______ atom picks up the electrons, becoming an 02- (oxide) ion.

Answer 5

1. Magnesium

2. Oxygen

Question 6

Magnesium Chloride:

1. The _________ atom gives up its two outer electrons, becoming an Mg2+ ion.
2. The two ________ atoms pick up one electron each, becoming an 02- (oxide) ion.

Answer 6

1. Magnesium

2. Chlorine

Question 7

Sodium Oxide:

1. Two ______ atoms each give up their single outer electron, becoming two Na+ ions.
2. The ______ atom picks up the two electrons, becoming an 02- ion.

Answer 7

1. Sodium

2. Oxygen

Question 8

Dot and cross diagrams don’t show the…

Answer 8

1. Structure
2. Size
3. How they’re arranged