1.

When two or more elements combined toghter they form ​

Answer»

[Compound]

When two or more elements combine together they form compounds.

Properties of compounds are :

  • Two same elements can combine. =>

Hydrogen + Hydrogen = Hydrogen

  • Different elements can combine. =>

2 Hydrogen + oxygen= H20 (WATER)

  • Only elements combine to form Compounds.

  • Atoms of same KIND ; form elements .

➜ Oxygen atoms = Oxygen element

Supplementary information :

  • Atom is the smallest and basic particle.

  • Everything is made up of atoms.

  • Atoms have sub-atomic parts called protons , NEUTRONS and electrons.



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