Compounds and Formulas Review

What type of elements form covalent bonds?

• Metals

• Non Metals

• Metalloids

• Nobel Gas

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When a covalent bond forms _______________ are shared.

• protons

• nutrons

• valence electrons

• quarks

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Which of the following is a property of an ionic compound?

• high melting point
• soft
• malleable
• liquid at room temperature

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Ionic compounds can conduct electricity as a solid

• true
• false

In what form can an ionic compound conduct electricity?

• when dissolved in water
• as a solid
• as a crystal
• when warmed slightly

Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

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The reason that a sodium atom bonds with a chlorine atom is because

• Sodium transfers an electron to Chlorine
• oppositely charged ions form a strong electrostatic attraction
• ions are the same size
• the ions have a full outer shell

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What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

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What elements generally make a covalent bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

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In chemical compounds, covalent bonds form when

• the electronegativity difference between two atoms is very large.
• electrons are completely transferred between two metals.
• pairs of electrons are shared between two nonmetal atoms.
• two nonmetal atoms are attracted to each other by opposite charges.

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