Zusammenfassung der Ressource
Frage 1
Frage
A central atom bonded to 6 negative regions with 2 pairs of lone pairs is called...?
Antworten
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sea-saw
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square planar
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square pyramid
Frage 2
Frage
Which of these apply to drawing lewis structures?
Antworten
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Count total number of valence electrons.
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Underline the central atom
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The atom that is the "most electron needy," ( the one which is further right on the periodic table) is placed in the middle.
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Link other atoms to the central atom using single covalent bond (- =2e).
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All the atoms must contain 8 electrons except Be=4 , B=6 and H=2
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If an atom has insufficient electrons, take a lone pair from a neighbour and create multiple bonds between them.
Frage 3
Frage
Which of these have a polar bond.
Frage 4
Frage
What makes a molecule polar?
Frage 5
Frage
The shape of the PCl3 molecule is trigonal pyramid.