Radium-222 undergoes radioactive decay to produce radon-218. Which particle needs to be added to this equation to show that the total

Question

Radium-222 undergoes radioactive decay to produce radon-218. Which
particle needs to be added to this equation to show that the total numbers of
neutrons and protons are not changed by the reaction?
22 Ra
21°Ra + ?
88
86
A. He
B. o
tie
c. Le
D. He

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Verity 4 years 2021-08-31T10:34:52+00:00 2 Answers 8 views 0

Answers ( )

  1. giabao
    0
    2021-08-31T10:36:45+00:00
    Reply

    Answer:

    2/4 HE

    Explanation:

    Ape.x

  2. RuslanHeatt
    0
    2021-08-31T10:36:48+00:00
    Reply

    Answer:

    4/2 He just did it 😉

    Explanation:

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