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Bellwork 1 Week 2: 3rd Nine Weeks

Authored by E Wheeler

Chemistry

10th Grade

Used 3+ times

Bellwork 1 Week 2: 3rd Nine Weeks
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What property of water allows it to be such a versatile solvent that it is often called the "universal solvent?"

Purity
Polarity and high surface tension
High heat capacity
Expansion upon freezing

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Large bodies of water do not quickly fluctuate in temperature. Why?

Water is a solvent.
Water has a high heat capacity.
Water acts as a buffer.
Water is non-polar.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Water is a universal solvent

True
False

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The chemical compound of water is

HO
H2O
H3O
HO2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is an example of something that dissolves in water

Yourself
Sugar
A rock
A boat

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Why can water have no net charge but have slight charges in different parts of the molecule?

The oxygen end is slightly negative and the hydrogen end is slightly positive
The hydrogen end is slightly negative and the oxygen end is slightly positive
The hydrogen and oxygen ends change in polarity
Because it is hydrophobic

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which of the following is LEAST likely to dissolve in water?

nonpolar fats and oils
polar sugar molecules
salt made of a positive sodium ion and a negative chloride ion
all of the substances will dissolve easily in water

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