myamya2115
myamya2115 myamya2115
  • 20-11-2020
  • Chemistry
contestada

3+
Key:
4N
=proton
=electron
=neutron
N
What element is this

Respuesta :

Pinkygotfanzz
Pinkygotfanzz Pinkygotfanzz
  • 29-11-2020

Answer:

Name Protons Neutrons Electrons Atomic Number (Z) Mass Number (A)

Table  4.5.1 : Atoms of the First Six Elements

Hydrogen 1 0 1 1 1

Helium 2 2 2 2 4

Lithium 3 4 3 3 7

Beryllium 4 5 4 4 9

Boron 5 6 5 5 11

Carbon 6 6 6 6 12

Explanation:

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