Polar Molecules Pre-Quiz

Question 1
Two identical atoms bonded together will always form a polar molecule.

True

False

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Question 2
Diatomic polar molecules share electrons evenly.

True

False

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Question 3
Polar molecules are usually symmetrical.

True

False

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Question 4
Atoms from two different elements will form polar bonds.

True

False

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Question 5
CO is polar.

True

False

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Question 6
N₂ is polar.

True

False

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Question 7
F₂ is polar.

True

False

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Question 8
HF is polar.

True

False

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Question 9
CHCl₃ is polar.

True

False

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Question 10
When a negatively charged rod is placed next to water:

The electrons will shift.

The molecule will rotate.

Nothing will happen.

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Question 11
Polar molecules have a permanent dipole.

True

False

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Question 12
One end of a polar molecule is a little positive and the other end of the molecule is a little negative.

True

False

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Question 13
Polar molecules do not share electrons evenly.

True

False

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Question 14
________ has the strongest attraction for electrons.

Oxygen

Flourine

Chlorine

Sodium

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Question 15
The closer to Fluorine an element is on the periodic table, the stronger the attraction for electrons.

True

False

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Question 16
When two atoms of different elements are bonded the shared electrons are shifted toward the atom having the greatest attraction for electrons.

True

False

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Question 17
A permanent dipole means that one side of the molecule will be a little bit negative and the other side of the molecule will be a little bit positive.

True

False

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Question 18
Different polar molecules can have different degrees of polarity.

True

False

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Question 19
The interaction of charged objects with polar molecules is different from the interaction of charged objects with nonpolar molecules.

True

False

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Question 20
When a charged rod is placed next to a polar molecule, the whole molecule will rotate.

True

False

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Question 21
The attraction of polar molecules to a charged object is much greater than the attraction of nonpolar molecules to the same charged object.

True

False

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Question 22
There will always be an attractive force between charged objects and polar molecules.

True

False

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