Ionic Compounds Review

What group of metals typically have various charges?

• Alkaline Metals
• Alkaline Earth Metals
• Transition Metals
• Nobel Gases

Nonmetals form ____ by ____ electrons.

• Cations, gaining
• Cations, losing
• Anions, gaining
• Anions, losing

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Which of the following BEST describes a formula unit?

• Lowest ratio of atoms in a compound
• Highest ratio of atoms in a compound
• 3D structure formed by ionic compounds
• Force that holds ionic compounds together

Which of the following BEST describes a crystal lattice?

• Lowest ratio of atoms in a compound

• Highest ratio of atoms in a compound

• 3D structure formed by ionic compounds

• Force that holds ionic compounds together

Which of the following is NOT true about ionic compounds?

• They are electrolytes
• They poorly conduct electricity when solid
• They are brittle
• They have a low melting point

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Chemical compounds must have a net charge of _____.

• 0
• -1
• +1
• The charge of the ions in the compound

Which of the following transition metals always have the same charge?

• titanium
• vandium
• zinc
• nickel

Which of the following BEST describes metallic bonds?

• Bond held together by a sea of electrons
• Bond of two ions of opposite charges held together by electrostatic forces
• Bond held together by the sharing of electrons
• Bond between hydrogen and an anion or polyatomic ion.

Which of the following BEST describes ionic bonds?

• Bond held together by a sea of electrons
• Bond of two ions of opposite charges held together by electrostatic forces
• Bond held together by the sharing of electrons
• Bond between hydrogen and an anion or polyatomic ion.

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Which of the following BEST describes covalent bonds?

• Bond held together by a sea of electrons
• Bond of two ions of opposite charges held together by electrostatic forces
• Bond held together by the sharing of electrons
• Bond between hydrogen and an anion or polyatomic ion.

Tags

NGSS.HS-PS1-1