Q6 of 152 Page 18

What is wrong with the following chemical equation?

Mg + 0 MgO


Correct and balance it.

Oxygen always exist in molecular form as O2.

2Mg + O2 2MgO



More from this chapter

All 152 →
4 Why should magnesium ribbon be cleaned before burning in air? 5 State whether the following statement is true or false:

A chemical equation can be balanced easily by altering the formula of a reactant or product.

 7 What does the symbol (aq) represent in a chemical equation? 8 Why is photosynthesis considered an endothermic reaction?