Question

A metal ribbon burns in air with a bright white light.
Q 1) Which metal is this?
Q 2) Give the equation for the reaction taking place.
Q 3) Is any residue formed? Write its formula if yes.

Answer 1

1-Magnesium
2-Mg+O2-2MGO
No residue formed

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Answer 2

1 . it is magnesium 2.2Mg+o2= 2Mgo 3. no residue is formed