Chemistry

31 August, 11:41

1. Which of these show a diatomic element?

CO

H₂

He

SO₂

2. Which of these substances is an element?

Chlorine

Ice

Methane

Sodium chloride

3. When the elements lead and bromine combine together, the name of the substance formed is called ...

Lead bromate

Lead bromide

Lead bromite

Lead bromium

+3

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