Question

Explain the following process/events,
1. Put two to three iron nails in the bluc solulion of copper sulphate and aflct 15 to 20
minutes the colour of the solution turns green.
2. Give the basic difference between weather and climate.
3. The red litmus paper lumns blue when it is dipped into the solution of magnesium oxido
with water.​

Answer 1

Answer:

1. Iron reacts with copper sulphate to form iron sulphate and copper....hence turns green ( displacement reaction)

2. weather refers to short-term changes in the atmosphere

climate describes what the weather is like over a long period of time in a specific area.

3.Magnesium oxide changes the colour of red litmus paper to blue. This reaction shows that magnesium oxide is basic in nature.

Explanation: