Question

4.
Complete the following equations:
(a) Magnesium (Mg) + Oxygen (O2) ►..................
(b) Magnesium oxide (MgO) + Water (H20) ►..............
(c) Copper sulphate (CuSO2) + Iron(Fe) →...................+ cooper (cu)
(d) Iron (Fe) + Oxygen (O2) + Water (H20) ►.............
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Answer 1

Explanation:

a) magnesium oxide ( mgo)

b)

c) FeSO4( Iron sulphate)

d)

b) or d) nhi pta