Chemistry, asked by YashY7, 7 months ago

Using Criss cross method, write down the formulas of following
(a)Sodium oxide
(b)Calcium carbonate
(c)Aluminum sulphate

Answers

Answered by KrishnaKumar01
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.

solution

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Answered by anandachandra1980
1

I think now will understand the whole thing g

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