ICP Unit 4 Review

What do atoms that form positive ions tend to do?

• Tend to lose electrons 
• Tend to lose protons
• Tend to gain electrons
• Tend to gain protons

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What usually forms the positive ion?

• Metal
• Non Metals
• None

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What usually forms the negative ion?

• nonmetals
• metal
• none

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Covalent compounds

• Share electrons
• transfer electrons
• contain a sea of electrons
• conduct electricity

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What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

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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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Predict the bond that will form between Be and F.

• Ionic
• Covalent

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Predict the bond that will form between Se and Cl.

• Ionic
• Covalent

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What is a valence electron?

• an electron that is found in the outermost shell of an atom. 
• an electron found in the innermost shell of an atom.
• an electron found in the middle shell.

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What is the number of valence electrons for Oxygen?

• 8
• 6
• 2
• 1

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