Lesson 7.3 Molecular Shapes - Clare Peters-Libeu | Library

Instructions

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(Slide 4) The gold region in the model represents

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(slide 6) What happens when you move the red ball so that the angle between the red ball and the blue ball is less than 180°

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(slide 8) The atoms in the molecule are roughly 120° apart because

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(Slide 14) Draw the Lewis Dot Model of CO₂

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(slide 17) Lone pairs are

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In CO₂, the central atom is

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How many areas of electron concentration are around the central atom of CO₂?

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In a molecule with a linear shape the angle between the bonded atoms is

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How many valence electrons are in NO₃¹⁻

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Draw the Lewis Dot model for NO₃¹⁻

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How many areas of electron concentration are around the central nitrogen in NO₃¹⁻?

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In a molecule with a trigonal planar shape the angle between the bonded atoms is

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Draw the Lewis Dot Model of SO₂

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How many lone pairs does the central atom have in SO₂?

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How many electron concentrations are around the central atom in SO₂?

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In a molecule with a bent shape like SO₂, the angle between the bonded atoms is

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How are the bent shape of SO₂ and the trigonal planar shape related?

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How many electron concentrations does the central atom have in CH₄

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In a molecule with a tetrahedral shape the angle between the bonded atoms is

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How many electron concentrations does the central atom have in NH₃?

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What is the relationship between the trigonal pyramid shape and the tetrahedral shape?

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How many electron concentrations does the central atom have in H₂O

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Which shapes is the bent shape of water most closely related to?

You can stop at slide 43