Question

17. Give the electron configuration for the sulfide ion. What else has this configuration? When submitting your answer use a caret (^) to indicate the number of electrons in each sublevel. (For example, 1s2 would be written as 1s^2) (2 points) *

Your answer

18. How does the electron dot structure for CO illustrate the octet rule? (2 points) Include the electron dot structure for CO (1 point) and include the definition of the octet rule in your explanation. (2 points) (5 points total) *

Your answer

19. Explain why metals are good conductors of electricity (2 points). Include the definition of metallic bonds (2 points). (4 points total) *

Your answer

20. What is a resonance dot structure? (2 points) How do you know if you have resonance? (1 point) (3 points total) *

Your answer

21. Why is the melting point of a network solid so high? (1 point) How is this related to what a network solid is? (2 points) (3 points total) *

Answer 1

19. The metallic properties that are caused by atoms rolling over each other in metallic bonds are malleability and ductility. The atoms that are being rolled over are delocalized electrons in the sea of electrons in the metallic bond enable them to roll over when stress is applied.


20. The following scenarios that accurately describes a condition in which resonance can occur is vibrating tuning fork is struck and begins to vibrate as the object used to strike it is placed away from the tuning fork.

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