contestada

i)Write the chemical formulae of following compounds.
a. Magnesium chloride b. Potassium oxide

ii) Balance the following chemical equations.

a. Mg + O2 --->MgO

b. Ca + HCl--->CaCl2 + H2

Respuesta :

letunath

Answer:

(I) Magnesium Chloride = MgCl2

Potassium Oxide = K2O

i
a)MgCl2
b)KCl

ii
a)Mg+O2----->MgO
2Mg+O2----->2MgO

b)Ca+HCl----->CaCl2+H2
Ca+2HCl----->CaCl2+H2

Otras preguntas