Question

Write the chemical formula of the compound when X combines with sulphate and carbonate

Answer 1

Answer:

Explanation:X(2,8,2) - This element is Magnesium. It belongs to group 2 of the periodic table.

Mg  

2+

+NO  

3

−

​  

→Mg(NO  

3

​  

)  

2

​  

[Magnesium Nitrate]

Mg  

2+

+(SO  

4

​  

)  

2−

→Mg(SO  

4

​  

)[Magnesium Sulphate]

Mg  

2+

+(PO  

4

​  

)  

3−

→Mg  

3

​  

(PO  

4

​  

)  

2

​  

[Magnesium Sulphate]

Element X which is Magnesium will form ionic compounds by losing 2 electrons from its valence shell.

Answer 2

Explanation:

XSO4 and XCO3

if valency of X is 2.

else

X2SO4 and X2CO3

if valency is of X is 1

Hope it helps pal☺☺