I.8. Self-assessment test - Chemistry, science of nature.

📝 Self-assessment test - What is chemistry?

1. Specify what kind of phenomena (physical/chemical) the following are: 1p

a) Boiling milk

b) Heating the copper

c) Coking of copper

d) Aluminum contracting.

2. Complete the following statements: -1p

a) Solidification is the passage of a substance .........................................................

b) Condensation is the passage of a substance ..........................................................

3. Choose for the following statements what it represents: body/substance -1p

a) Milk from a bottle

b) The water of a lake

c) The iron doorknob

d) Mountain air.

4. Write a physical and chemical property for: -2p

a) Iron

b) Oxygen

c) Copper

d) Magnesium

5. Draw a test tube and an Erlenmeyer beaker. -1p

6. Watch the following images and find out which labor protection rules were violated: -1p

a)

b)

7. What are the risks of the following substances: -1p

a) A flammable substance

b) A caustic substance

Ex officio -2p