The set up below was used to collect gas Z produced by the reaction between water and calcium metal. set up on water and calcium metal reaction Give a chemical test for gas Z. 2mks Write the equation of the reaction between the calcium metal and water.

Question

The set up below was used to collect gas Z produced by the reaction between water and calcium metal.

1. Give a chemical test for gas Z. 
2. Write the equation of the reaction between the calcium metal and water.

Answer 1

1. It burns with a pop sound. 
2. Ca_(s) + 2H₂O_(l) → Ca(OH)_2(aq) + H_2(g)