Chemistry: Ionic and Covalent Compounds, Ions, and Formulas

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Last updated 7:32 PM on 7/26/26
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15 Terms

1
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What is an Ionic compound?

Metal + Nonmetal (transfer electrons)

2
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What is a Molecular (Covalent) compound?

Nonmetal + Nonmetal (share electrons)

3
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What charge do Group 1 elements form?

1+

4
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What charge do Group 2 elements form?

2+

5
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What charge do Group 17 elements form?

1-

6
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What charge do Group 16 elements form?

2-

7
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What is a cation?

Positively charged ion (lost electrons)

8
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What is an anion?

Negatively charged ion (gained electrons)

9
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What is the formula for ammonium?

NH₄⁺

10
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What is the formula for nitrate?

NO₃⁻

11
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What is the formula for carbonate?

CO₃²⁻

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What is the formula for sulfate?

SO₄²⁻

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What is the formula for hydroxide?

OH⁻

14
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What is the formula for phosphate?

PO₄³⁻

15
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Is NaCl Ionic or Molecular?

Ionic