Question

When magnesium burns in air ,heat and light are produced
(a)what are the reactants
(b)what is the product
(c)write down the balan balance the chemical equation of this reaction

Answer 1

Answer:

When a piece of magnesium ribbon is ignited, light and heat are produced. Purpose/Goal: A quick demonstration which illustrates the concept of an exothermic reaction, as well as one that produces light energy. The heat of formation of magnesium oxide is -601.83 kJ/mol.

Answer 2

Answer:

(a)when magnesium metal burns it reacts with oxygen present in the air to form magnesium oxide.

(b)it produces magnesium oxide.(white powder solid)

(c)Mg+O2→2MgO

Explanation: