Q.

The green colour seen in firework displays is due to the chloride salt of–

A. Sodium
B. Strontium
C. Barium
D. Calcium
Answer» C. Barium
Explanation: The red, orange, yellow, green, blue and purple colors exploding in the night skyduring a pyrotechnic festival are created by the use of metal salts. Barium chloride provides green colour to firework displays. Metal salts that are commonly used in fire-work displays include: strontium carbonate (red), calcium chloride (orange), sodium nitrate (yellow), barium chloride (green fireworks) and copper chloride (blue fireworks).
626
0
Do you find this helpful?
1

View all MCQs in

Chemistry

Discussion

No comments yet