ibmbadran07 ibmbadran07

08-12-2020
Chemistry

contestada

Which of the following is an example of an element:
A) H₃O
B) He
C) Ca₂CO₃
D) CaCl₂
PLEASE ANSWER QUICKLY

Respuesta :

ujalakhan18 ujalakhan18

08-12-2020

Answer:

He(HELIUM)

Explanation:

He (Helium) is an element as it is pure and cannot be broken into simpler substances.

Hope this helped!

~AH1807

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XamseMuse XamseMuse

08-12-2020

Answer:

He (Helium)

Explanation:

its second element in periodic table.

it has two electrons in outer shell.

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