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Why is helium's atomic number 2?

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Why is helium's atomic number 2?

asked Dec 13, 2024 195k views

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Why is helium's atomic number 2?

Chemistry
high-school

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Answer:

Helium is a chemical element. Its official symbol is He, and its atomic number is 2, which means it has two protons in its nucleus.

Pete Lunenfeld answered Dec 15, 2024

by Pete Lunenfeld

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Answer:

Because it has 2 protons

Step-by-step explanation:

Hezy Ziv answered Dec 19, 2024

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