Question

what is the symbol and valency of ammonium, bisulphate, hydroxide, carbonate please​

Answer 1

Answer

(a) Calcium hydroxide has Ca

2+

and OH

−

ions.

(Refer to Image 1) ⟶Ca(OH)

2

is calcium hydroxide.

(b) Ammonium carbonate has NH

4

+

and CO

3

2−

ions.

(Refer to Image 2) ⟶(NH

4

)

2

CO

3

is ammonium carbonate.

(c) Zinc oxide has Zn

2+

and O

2−

ion.

(Refer to Image 3) ⟶ Simplified, ZnO is zinc oxide.

(d) Aluminium oxide has Al

3+

and O

2−

ions.

(Refer to Image 4) ⟶Al

2

O

3

is aluminium oxide.

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