Question

3. Which of following non metals is
used for making matchsticks and
fireworks ?
*
1.Sodium
2. Silicon
3. Phosphorus
4.Graphite​

Answer 1

Answer:

Phosphorus is used for making matchsticks and fireworks.

Answer 2

Answer:

3. Phosphorous.

Explanation:

Safety matches ignite due to the extreme reactivity of phosphorus with the potassium chlorate in the match head. When the match is struck the phosphorus and chlorate mix in a small amount forming something akin to the explosive Armstrong's mixture which ignites due to the friction.

Hope this helps you..