Chemistry Unit 2 Practice

  1. Developed by: Jeremy Jordan

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Question 1: Salt?
Heterogeneous
Homogeneous
Pure

Question 2: Gatorade?
Heterogeneous
Homogeneous
Pure

Question 3: Copper Wire?
Heterogeneous
Pure
Homogeneous

Question 4: Air?
Homogeneous
Pure
Heterogeneous

Question 5: Chunky Peanut Butter?
Pure
Heterogeneous
Homogeneous

Question 6: A gold nugget?
Pure
Heterogeneous
Homogeneous

Question 7: Milk?
Homogeneous
Pure
Heterogeneous

Question 8: Diluted hydrogen peroxide?
Heterogeneous
Pure
Homogeneous

Question 9: Water?
Heterogeneous
Homogeneous
Pure

Question 10: Coca-Cola?
Pure
Homogeneous
Heterogeneous

Question 11: Ranch salad dressing
Homogeneous
Heterogeneous
Pure

Question 12: Flat Coca-Cola?
Pure
Homogeneous
Heterogeneous

Question 13: Jell-O?
Homogeneous
Pure
Heterogeneous

Question 14: Brass rod?
Heterogeneous
Pure
Homogeneous

Question 15: Concrete?
Pure
Heterogeneous
Homogeneous

Question 16: Crisco shortening?
Pure
Heterogeneous
Homogeneous

Question 17: A steel fork?
Heterogeneous
Homogeneous
Pure

Question 18: Snickers bar?
Homogeneous
Heterogeneous
Pure

Question 19: Ice water?
Pure
Heterogeneous
Homogeneous

Question 20: Vanilla ice cream?
Homogeneous
Pure
Heterogeneous

Question 21: A piece of ice?
Gas
Solid
E.B.
Plasma
Liquid

Question 22: A stone?
Gas
Plasma
Solid
E.B.
Liquid

Question 23: Tap water?
Gas
E.B.
Solid
Plasma
Liquid

Question 24: Air
Plasma
Gas
E.B.
Solid
Liquid

Question 25: Mercury metal at room temperature?
Gas
Plasma
Liquid
Solid
E.B

Question 26: A flame?
E.B.
Plasma
Liquid
Solid
Gas

Question 27: A solar flare from the sun?
E.B.
Plasma
Gas
Liquid
Solid

Question 28: Rare phase that is near zero K?
Solid
E.B.
Plasma
Gas
Liquid

Question 29: Steam?
E.B.
Plasma
Solid
Gas
Liquid

Question 30: Glass?
Plasma
Liquid
Solid
Gas
E.B.

Question 31: Concrete
Liquid
Plasma
E.B.
Solid
Gas

Question 32: Steel at room temperature?
Liquid
Gas
Plasma
E.B.
Solid

Question 33: Melted Iron?
Plasma
Solid
E.B.
Gas
Liquid

Question 34: Sulfur Dioxide Fumes?
Liquid
E.B.
Plasma
Gas
Solid

Question 35: Vegetable oil?
Plasma
Liquid
Gas
Solid
E.B.

Question 36: A stick of butter at room temperature?
Liquid
Plasma
E.B.
Solid
Gas

Question 37: Honey?
Plasma
Solid
Liquid
Gas
E.B.

Question 38: A platinum bar at room temperature?
Gas
Solid
Plasma
Liquid
E.B.

Question 39: An electrical spark?
Plasma
Gas
Liquid
E.B.
Solid

Question 40: The helium inside a balloon?
Plasma
Gas
E.B.
Solid
Liquid

Question 41: According to the Kinetic Theory, what phase of matter has the most energy?
Solid
Liquid
E.B.
Gas
Plasma

Question 42: Which phase has the least amount of molecular motion?
Liquid
Solid
Gas
Plasma
E.B.

Question 43: Which phase has slightly less energy than the liquid phase?
Gas
E.B.
Liquid
Solid
Plasma

Question 44: According to the Kinetic Theory, particles are always in motion except at the temperature of?
5 degrees
10 degrees
20 degrees
15 degrees
0 degrees

Question 45: If a liquid substance changes phases to a solid, is energy released or absorbed by the substance?
Released
...
Absorbed

Question 46: If energy is absorbed by the substance, it is referred to as being?
Exothermic
...
Endothermic

Question 47: If energy is released by the substance, it is referred to as being?
Endothermic
...
Exothermic

Question 48: The flammability of a match?
...
Chemical
Physical

Question 49: The softness of foam rubber?
Physical
Chemical
...

Question 50: The toughness of titanium metal?
Chemical
Physical
...

Question 51: The explosiveness of gasoline?
...
Physical
Chemical

Question 52: The flexibility of a rubber shoe sole?
Physical
Chemical
...

Question 53: The reactivity of hydrochloric acid?
Chemical
...
Physical

Question 54: Butter melts?
Chemical
Physical
...

Question 55: Water freezes?
Chemical
Physical
...

Question 56: Bread dough is baked?
...
Chemical
Physical

Question 57: Salt is crushed?
Chemical
Physical
...

Question 58: Ice melts?
Physical
Chemical
...

Question 59: Paper is burned?
Chemical
Physical
...

Question 60: Steel is melted?
Physical
Chemical
...

Question 61: An egg fries?
Chemical
...
Physical

Question 62: Ice is crushed?
Chemical
...
Physical

Question 63: Iron rusts?
Physical
...
Chemical

Question 64: Dynamite explodes?
Physical
...
Chemical

Question 65: An egg is cracked?
...
Chemical
Physical

Question 66: A banana is peeled?
Chemical
...
Physical

Question 67: A piece of paper is crumpled?
Chemical
...
Physical

Question 68: Solid to Liquid
...
Endothermic
Exothermic

Question 69: Gas to liquid?
Exothermic
...
Endothermic

Question 70: Plasma to gas?
...
Exothermic
Endothermic

Question 71: Gas to solid?
Endothermic
Exothermic
...

Question 72: Liquid to gas?
...
Exothermic
Endothermic

Question 73: Solid to gas?
Exothermic
Endothermic
...

Question 74: Solid to Einstein-Bose condensate?
...
Endothermic
Exothermic

Question 75: Gas to plasma?
...
Exothermic
Endothermic

t < 10 min

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The quiz is developed on: 2009-02-15

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