Chemical Bonding

2. Ionic Bonding involves:

• The transfer of protons

• The transfer of neutrons

• The transfer of electrons

• None Of the above

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NGSS.MS-PS1-5

3. 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

5. What happens when the sodium atom loses an electron?

• It become negatively charged

• It become positively charged

• none

7. Covalent compounds:

• Share electrons

• Transfer electrons

• Neither

8. What happens when an atom loses an electron?

• Neutral (no charge)

• Positive Charge

• Negative Charge

9. What happens when an atom gains an electron?

• Neutral (no charge)

• Positive Charge

• Negative Charge

10. What charges attract?

• Opposite

• Same

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NGSS.MS-PS2-3

11. What charges repel?

• Same

• Opposite

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NGSS.MS-PS2-3

15. 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.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

19. If an atom transfers an electron to another atom, those atoms form which bond?

• Ionic Bond, which is stronger than a covalent bonds

• Covalent Bond, which is stronger than ionic bonds

Tags

NGSS.HS-PS1-1