Extraction of metals questions | form three Chemistry

Study carefully the figure below and then answer the questions which follows

1. Name the apparatus
2. What is the element obtained by using the apparatus in figure above
3. State what the letters A,B,C,D,E,F and G represent
4. Name the ore used in this process
5. Is the element in (b) a metal or non-metal?

Answer / Solution

UNSOLVED

1. The diagram below represents the process of extraction of aluminium metal from bauxite. Label parts A,B,C,D,E,F,G and H.

1. Briefly explain how aluminium is obtained from its oxide
2. Explain how aluminium chloride is formed
3. What will happen if aluminium chloride reacts with water?

2. With the help of a balanced chemical equation , explain why aluminium containers can be used to store concetrated nitric acid and not concetrated sulphuric acid.

Answer / Solution

UNSOLVED

The only metal which does not react with dilute hydrochloric acid is

1. Magnesium 
2. Aluminum
3. Copper
4. Zinc
5. Sodium.

Answer / Solution

UNSOLVED

Explain six measures for minimizing the environmental degradation caused by extraction of metals in tanzania.

Answer / Solution

UNSOLVED