The element can also be called gold-197. It has Mass number
is 197, atomic number is 79 and electrons 79, Atoms that have the same number
of protons but different number of neutrons. Isotopes have identical numbers of
protons and electrons.
Answer:
An oxygen atom shares a single electron with each H
Explanation:
H:O:H
Covalent bond, so
An oxygen atom shares a single electron with each H.
Answer:
it is the only one going up
Explanation:
3rd one:
it is very reactive because it does not have a full Valence shell.
this is because it's in group 1 so it has one electron in its outer shell, and it wants to have a full outer shell ( which it can gain by losing the electron in a reaction).
Hope this helps :)
Answer:
A. 2
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