What is the symbol of a period 3 element that forms

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What is the symbol of a period 3 element that forms a +1 cation? Write the symbol of an ion from group 7A with 10 electrons. What is the symbol of a cation from group 2A with 54 electrons.

Reference no: EM131996047

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What is the symbol of a period 3 element that forms : Write the symbol of an ion from group 7A with 10 electrons. What is the symbol of a cation from group 2A with 54 electrons.
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