16-10-2020
Chemistry

contestada

1
An atom of element Q contains 19 electrons, 19 protons and 20 neutrons.
What is Q?
A calcium
B potassium
С
strontium
D
yttrium

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ArianaMcdonald2222 ArianaMcdonald2222

16-10-2020

Answer:

b)Potassium is the right answer

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KurdishPotato KurdishPotato

16-10-2020

Answer:

B. Potassium

Explanation:

The element with 19 electrons, 19 protons, and 20 neutrons is potassium

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