Question

Write the name and chemical formula of the

compound formed between each of the following

pairs of ions by criss-crossing their charges(i) Sodium ion and carbonate ion

(ii) Calcium ion and hydroxide ion

(iii) Aluminium ion and nitride ion​

Answer 1

Explanation:

Na2CO3

sodium carbonate

Ca(OH)2

calcium hydroxide

AlN

Aluminium nitride

Answer 2

Answer:

¡) Ca(OH)₂

¡¡) Aluminum nitride, whose chemical formula is AlN, is a nitride of aluminum