Act. 1 & 2
Act 3 & 4
Act 5 & 6
Act 7 & 8
Misc.
100
Mass per unit volume of a substance is its:
What is density
100
Phase change when a gas changes directly to a solid
What is sublimation?
100
A homogeneous mixture of 2 or more substances is a
What is a solution?
100
Metal present if the flame is orange
What is Sodium
100
Electrons are transferred from one element to another in this type of compound
What is an ionic compound
200
Substance that makes up all of the 'stuff' in the universe is:
What is matter?
200
These substances are solid at room temperature, lustrous, malleable, and ductile.
What are metals?
200
A mixture containing particles larger than the solute but small enough to remain suspended in the continuous phase of another component is a :
What is colloidal dispersion/ colloid
200
Metal present if the flame turns magenta/pink/red
What is Lithium
200
Electrons are shared between 2 elements in this type of compound
What is covalent compound
300
Made up of 2 or more elements in constant proportions:
What is a compound?
300
Property of metals that means shiny.
What is luster/lustrous?
300
2 characteristics of a suspension:
What is they can be filtered, and will separate upon standing?
300
Metal present if the flame turns a purple color
What is Potassium
300
An element is
What is the fundamental building block of all substances
400
Substance that are visually uniform (the same through out)
What is a homogeneous mixture?
400
Temperature at which a solid becomes a liquid?
What is melting point?
400
2 examples of a solution:
What is 14K gold, gasoline, air
400
used to test certain chemicals to see what metal might be present in the compound is a
What is a flame test?
400
The 2 types of matter are
What is pure substances and mixtures
500
An object has a mass of 5 grams and a volume of 2cm x2cm x2cm. It's density is:
What is 0.625 g/cm^3
500
34 degrees F is this many Kelvin:
What is 274.11 K
500
List 4 properties of matter:
What is color, density, mass, volume, melting point, boiling point, malleability etc.
500
Explain how fireworks get their shapes AND color
What is the way electrons of certain metals are arranged
500
These substances have properties of both metals and non-metals, tell me where they are located on the PT also.
What is a metalloid, along the stair-step
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