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17-05-2017
Chemistry

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How many dots are shown in the electron dot diagram for calcium, in group II and period 4 with 20 protons and 20 electrons? a. four c. eight b. two d. twenty

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17-05-2017

Two dots are shown in the electron dot diagram for calcium in group 2 and period 4 with 20 protons and 20 electrons. The answer is b.

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10-11-2020

Answer:

(B) two

Explanation:

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