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Questions and Answers
Which molecule exhibits an exception to the octet rule?
Which molecule exhibits an exception to the octet rule?
- $CHBr_3$
- $SF_4$
- $CO_2$
- $NO$ (correct)
What is the total number of valence electrons in bromoform (CHBr3)?
What is the total number of valence electrons in bromoform (CHBr3)?
- 32
- 20
- 26 (correct)
- 18
Which molecule has more than an octet for one of its atoms?
Which molecule has more than an octet for one of its atoms?
- $CHBr_3$
- $NO_2$
- $CO_2$
- $SF_4$ (correct)
What type of molecules are exceptions to the octet rule?
What type of molecules are exceptions to the octet rule?
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What is the formula for calculating formal charges in a Lewis structure?
What is the formula for calculating formal charges in a Lewis structure?
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In the Lewis structure of NO+, how many valence electrons are there?
In the Lewis structure of NO+, how many valence electrons are there?
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Which atom is preferred to have a positive formal charge in a Lewis structure?
Which atom is preferred to have a positive formal charge in a Lewis structure?
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What does resonance refer to in the context of Lewis structures?
What does resonance refer to in the context of Lewis structures?
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What is a radical or free radical in chemistry?
What is a radical or free radical in chemistry?
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