Question

Express the following word
ations as balanced di
e
chemical equations.
a Aluminium + Water -
b. Calcium + Oxygen
c. Potassium chlorate -
Aluminium oxide
+ Hydrogen
Calcium oxide
Potassium
chloride +
Oxygen
Magnesium
oxide + Water
d. Magnesium hydroxide isko chemical equation mein bataen ​

Answer 1

Answer:

Explanation:

It has an empirical formula of MgO and consists of a lattice of Mg2+ ions and O2− ions held together by ionic bonding. Magnesium hydroxide forms in the presence of water (MgO + H2O → Mg(OH)2), but it can be reversed by heating it to separate moisture.

Answer 2

Answer:

a. 4Al + 302 ----› 2Al2O3

b. 2Ca + O2 ----› 2CaO

c. { write the question properly.}

d. 2Mg + O2 ----› 2MgO