Chemistry, asked by ushajoshi1949, 7 months ago

A species 'X' contains 20 protons and 18 electrons.
(A) species 'Y' contains 18 protons and 18 electrons. What are X' and 'Y Respectively ?

Answers

Answered by mustafambandukwala
2

Answer:

X is neutrons and Y is Protons and electrons

Answered by smartbrainz
4

X is Calcium ion Ca2+

Y is argon atom  

Explanation:

  • configuration of 2 8 8 2 is present in calcium, As a result of this there is two electron switches present in the vacant shell. As a result of the soil formation of a compound or formation of ion their is liberation of this two two electron. As a result of this calcium is bivalent
  • in other words it has the capability to donate this to electron to a non metal which is ready to accept electron to become stable.

To know more about calcium

explain why a calcium ion has a charge of 2+.​ - Brainly.in

brainly.in/question/9364196

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