Q. 5. While doing an activity of burning of magnesium ribbon in air, list two
precautions that should be followed by a student stating the reasons for each.
(CBSE 2014)
hot impurities
Answers
Answered by
0
Answer:
Precautions:
The surface of magnesium ribbon should be properly cleaned with sand paper.
The white ash of magnesium oxide should not be touched.
Magnesium ribbon should be held by a pair of tongs while burning it.
It is better to use sun glasses to protect eyes from dazzling light of burning magnesium ribbon.
Answered by
1
Explanation:
Precautions:
The surface of magnesium ribbon should be properly cleaned with sand paper.
The white ash of magnesium oxide should not be touched.
Magnesium ribbon should be held by a pair of tongs while burning it.
It is better to use sun glasses to protect eyes from dazzling light of burning magnesium ribbon.
Similar questions