Question

write two observation and chemical equations of the reaction when magnesium ribbon is burnt in air

Answer 1

Question :-

Write two observation and chemical equations of the reaction when magnesium ribbon is burnt in air

Observations :-

(i) Magnesium burns with a brilliant white flame .

(ii) A white residue of magnesium oxide is left behind .

Reaction :-

2Mg + O₂ ======> 2MgO

This is the reaction .

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Answer 2

Mg is burnt with white flame

Mg+O2=MG0

And the reaction is exothermic

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