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NCERT Class XII Chemistry
Chapter - The p-Block Elements
Questions with Solutions

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Question : 57 of 74
Marks: +1, -0
Complete the following reactions:
(i) C2H4+O2C_2H_4 + O_2 →
(ii) 4Al+3O24Al + 3O_2 →
Solution:  
(i) C2H4+3O2C_2H_4 + 3O_2 → 2CO2+2H2O2CO_2 + 2H_2O
(ii) 4Al+3O24Al + 3O_2 → 2Al2O32Al_2O_3
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