Question

Which chemical changes do you observe when magnesum ribbon burns

Answer 1

Answer:

Explanation:

The changes I observe:

1. Formation of Magnesium Oxide(MgO).

2. White dazzling light while burning...

3. More heat energy is produced...

Chemical eqn:

2Mg(s)+O2(g)-> 2MgO(s)..........

Answer 2

Answer:

when magnesium ribbon burns in presence of oxygen it forms white ash which is magnesium oxide.

When magnesium ribbon burns it gives out brilliant white flame.

Explanation:It can be represented by following equation:-

Mg+O2 -> MgO