💿 Chemical bonding – Ionic vs. Covalent Bonds

note

This is an authentic video. Do not try to understand every word you hear.
Watch and listen for general and specific information by completing the following tasks.

Before you watch:

Exercise 1. Explain the meaning of these words and phrases, that you meet in the video. How do you think they refer to the topic and video? Give reasons.

octet rule – outer shell – atom – chemically stable – electrons

Video

While you watch:

Watch the first part of the video (till 00:30) and check your guesses from Exercise 1.

Exercise 3. Watch the next part of the video (00:31-1:10) about a covalent bond and match the beginning of a sentence with its ending.

Exercise 4. Watch the next part of the video (1:11-till the end) about an ionic bond and complete the gaps.

After you watch:

Exercise 5. Explain the formation of ionic and covalent bonding in the following combinations: sulfuric acid, magnesium oxide, copper (II) sulfate.