gigicugge
gigicugge gigicugge
  • 20-11-2020
  • Chemistry
contestada

What is the element with 2 protons on the
periodic table?
Hydrogen was the first element with 1 proton
So the second one with 2 protons must be

Respuesta :

aln1152
aln1152 aln1152
  • 20-11-2020

Answer:

Helium

Explanation:

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