Bonding Review

When electrons are shared a ________ bond is formed

• Ionic
• Covalent
• Metallic

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NGSS.HS-PS1-4

If atoms that are sharing electrons have an unequal attraction for the electrons it is a ____

• Ionic bond
• Nonpolar covalent bond
• Polar covalent bond
• Metallic bond

Which of these molecules has nonpolar covalent bonding?

• H₂O
• HCl
• I₂
• NaCl

Which part of the atom is responsible for chemical bonding?

• Core Electrons

• Valence Electrons

• Protons

• Neutrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What are ionic bonds?

• valence electrons transferred between atoms
• Inner most electrons transferred between atoms

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

A ____________ bond exists between a metal and a nonmetal.

• Ionic
• Covalent

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NGSS.HS-PS1-3

When forming an ionic bond, a metal atom

• Gains electrons to form a cation
• Loses electrons to form a cation
• Gains electrons to form an anion
• Loses electrons to form an anion

Tags

NGSS.HS-PS1-2

What elements generally make a covalent bond?

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

Tags

NGSS.HS-PS1-1

Metals form ions by _____________ electrons, nonmetals form ions by   ___________ electrons. 

• losing, gaining
• gaining, losing
•  losing, losing
• gaining, gaining

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following statements is correct? 

• Metals tend to gain electrons and become positive. 
• Metals tend to lose electrons and become negative.
• Metals tend to lose electrons and become positive
• Metals tend to gain electrons and become negative.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2