Matter And Change
10 Questions
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Chemistry I H Quiz Unit 1
Questions and Answers
- 1.Which state of matter is most likely to undergo significant compression?
- A.
Gas
- B.
Liquid
- C.
Crystalline
- D.
Solid
- 2.An example of an intensive property is
- A.
Volume
- B.
Weight
- C.
Melting point
- D.
Mass
- 3.Elements and compounds can be classified as
- A.
Solutions
- B.
Mixtures
- C.
Heterogeneous
- D.
Substances
- 4.As a solution is boiled its temperature
- A.
Gradually rises
- B.
Remains constant
- C.
Never rises above 100°C
- D.
Decreases
- 5.In decomposition (electrolysis for example)
- A.
No chemical change takes place
- B.
Magnets are used to separate a mixture
- C.
No new substances are formed
- D.
Bonds are broken in compounds (chemical change)
- 6.
- A.
Carbon dioxide cannot be broken down physically
- B.
Water is always found in an 8:1 ratio by mass of O:H
- C.
Glucose and sucrose are both made of C, H and O.
- D.
Water contains a 2:1 ratio by atoms of H:O
- 7.Which of the following is made of molecules?
- A.
Sodium chloride
- B.
Germanium
- C.
Gold
- D.
Fluorine
- 8.Which of the following is made of ions?
- A.
Carbon dioxide
- B.
Carbon tetrachloride
- C.
Silver nitrate
- D.
Water
- 9.Which of the following is most metallic?
- A.
Sodium
- B.
Potassium
- C.
Magnesium
- D.
Calcium
- 10.Which of the following is a chemical change?
- A.
Burning paper
- B.
Dissolving salt in water
- C.
Cutting magnesium
- D.
Grinding crystals
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