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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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butterfly127 butterfly127
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7 years ago
1.  Draw Lewis structure of PCl3. How many non-bonding electrons are on the central P atom in PCl3 ?
A. 1 B. 2 C. 3 D. 4

2.   A major principle of chemistry is that the observed (macroscopic) properties of a substance are related to its _____ structure.
A. crystalline B. isothermal C. microscopic D. intensive
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#1
Subject Expert
7 years ago
Hi,

Quote
1.  Draw Lewis structure of PCl3. How many non-bonding electrons are on the central P atom in PCl3 ?
If you google the structure of PCl3, you'll find the central Phosphorous atom has 2 non-bonding electrons

Quote
2.   A major principle of chemistry is that the observed (macroscopic) properties of a substance are related to its _____ structure.

I'm not sure about this question, but if i have to guess, I would go with A.

Hope this helps
wrote...
#2
Educator
7 years ago
Quote from: butterfly127 (7 years ago)
2.   A major principle of chemistry is that the observed (macroscopic) properties of a substance are related to its _____ structure.
A. crystalline B. isothermal C. microscopic D. intensive

Also going with crystalline
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