Question

periodic table basics practice
mark all that are made of diatomic molecules instead of atoms
□ bromine
□ hydrogen
□ phosphorus
□ carbon
□ argon
□ nitrogen
□ chlorine
□ boron

Explanation:

Diatomic molecules consist of two atoms. Elements like Bromine (Br₂), Hydrogen (H₂), Nitrogen (N₂), Chlorine (Cl₂) exist as diatomic molecules. Phosphorus (P₄, etc.), Carbon (C), Argon (Ar, noble gas, monoatomic), Boron (B) are not diatomic.

Answer:

• Bromine
• Hydrogen
• Nitrogen
• Chlorine