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An atom of an element contains 20 protons, 20 neutrons, and 20 electrons. This element is in Group *

An atom of an element contains 20 protons, 20 neutrons, and 20 electrons. This element is in Group *
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An atom of an element contains 20 protons, 20 neutrons, and 20 electrons. This element is in Group *

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User Reid Mac
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2 Answers

5 votes

Answer:

  • calcium
  • it lies in group(IIA)

hope it is helpful to you

answered
User Nurettin
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7.6k points
3 votes

Answer:

it is calcium. it is in group(llA).

answered
User FelixHJ
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