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Understanding Chemical Properties and Reactions

This assessment explores the chemical properties and reactions of oxygen and its compounds. Key concepts include electron configuration, reactivity, and the role of oxygen in combustion and cellular respiration. Understanding...

Questions: 15 | Attempts: 10 | Last updated: Feb 26, 2026

Sample Question 1
What is the electron configuration for oxygen?

1s2 2s2 2p4

1s2 2s2 2p6

1s2 2s2 2p5

1s2 2s2 2p3

Sample Question 2
Which of the following is a property of oxygen?

Metallic

Non-metallic

Radioactive

Alkaline

Sample Question 3
What type of bond is formed in molecular oxygen (O2)?

Ionic bond

Covalent bond

Metallic bond

Hydrogen bond

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