Which Lewis Symbol for an Ion Is Incorrect

question 27

Multiple Choice

Which Lewis symbol for an ion is incorrect?

• A)[Na]⁺
• B)[Ca]²⁺
• C)[Sn]⁴⁺

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A state of economic deprivation, lacking sufficient income to meet basic needs such as food, shelter, and healthcare.

Policing

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The process by which human conditions and problems come to be defined and treated as medical issues, often subject to medical study, diagnosis, and treatment.