Polar molecules

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8 Terms

1
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What does it mean to be polar?

To have a charge

2
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In a polar molecule, how are electrons shared?

Unequally

3
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How is electro negativity increased?

Increasing the number of protons in nucleus

4
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What are simple hydrogen bonds?

The attraction of a positive hydrogen and a negative oxygen

5
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Why does ice float?

It has a lower density that water

6
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Why is water considered a universal solvent?

Many substances dissolve in it

7
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Why does water bead on surfaces?

Surface tension

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