Question

3. Radheyshyam, a lab assistant demonstrated an
activity of burning magnesium ribbon to Class X
students. Next day Rahul, a student of the same
class bought spectacles from his pocket money
and gave that to Radheyshyam.
(a) Why did Rahul gave the spectacles to the lab
assistant?
(b) Write the balanced chemical equation for the
reaction involved.
(c) How will you describe Rahul as a person?​

Answer 1

Answer:

Explanation:When magnesium ribbon burn it produce a dazzling light which is deleterious for eyes so he gave spectacle to assistant.

2Mg+O2 -----2MgO

Answer 2

Answer:

Rahul have brought spectacles because magnesium is burnes with dazzling flame

2Mg +O2 =2MgO

Rahul is carefull person