Question

pick the odd one out .give scientific reason for your answer.

1) ferrous sulphide,mercuric acid ,water,copper II carbonate .

2) iron,copper,aluminium,silver.


3) calcium,barium,bromide,lead.

4) Boron,nitrogen,Phosphorus, Sulphur​

Answer 1

Answer:

1.Water

2.copper

3.lead

4. phosphorus

Explanation:

nice questions and tqtqtqtq