5 A magnesium ribbon is burnt in the air to give a white compound ‘X’ accompanied by emission of light. If the burning ribbon is now placed in an atmosphere of nitrogen, it continues to burn and forms a compound ‘Y’. (a) Write the chemical formulae of ‘X’and ‘Y’. (b) Write a balanced chemical equation, when ‘X’ is dissolved in water.
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a) X is magnesium oxide (MgO)
b) MgO + H2O—- Mg(OH)2
b) MgO + H2O—- Mg(OH)2
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