-
Makes up all kinds of matter
Atom
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What Contains two or more elements and can be separated?
Compound
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Cannot be broken down into simpler materials
Element
-
Takes up space and weighs something
Matter
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Two or more things mixed together and you can't tell
Mixture
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Give an example of:
Element
Hydrogen
-
Give an example of:
Compound
Trail Mix
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Give an example of:
Heterogeneous Mixture
Cereal
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Give an example of:
Homogeneous Mixture
Coffee
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What is the difference between Heterogeneous Mixture and Homogeneous Mixture?
You can separate heterogenous mixtures.
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What are the rows on the periodic table called?
Periods
-
What are the columns on the periodic table called?
Families (Groups)
-
The elements on the periodic table are arranged by their ______________.
Atomic Number
-
- a) Atomic Number
- b)Element Symbol
- c) Atomic Mass
- d) Element Name
-
What elements are present in H2O?
Hydrogen and Oxygen
-
What is the common name for the following compounds?
NaCl
Salt
-
What is the common name for the following compounds?
C6H12O10
Sugar
-
What is the common name for the following compounds?
CO2
Carbon Dioxide
-
Name the elements in the compound C6H12O6 and state how many atoms are present of each element?
- C6H12O6
- C= Carbon (atoms present 6)
- H= Hydrogen (atoms present 12)
- O= Oxygen (atoms present 6
-
Name the elements and number of atoms present in the compound CO2
- CO2
- C=Carbon (1 atom present)
- O= Oxygen (2 atom present)
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Metals are to the ____(a)____of the zigzag line and non metals are to the ___(b)___of the zigzag line.
(Left or Right)?
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What are the properties of metals?
Luster, Conduct, Malleable, Ductile
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___________is a property of metals that means they are shiny.
Luster
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______is the ability to transfer heat and electricity easily.
Conduct
-
________means a hammer can be hammered into a shape.
Malleable
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_________is the ability to draw metal into a wire.
Ductile
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Metals have a high ________, which means they are relatively heavy for their size.
density
-
What are the properties of nonmetals?
- brittle
- poor conductors
- dull
-
Non metals are ________, or not shiny.
dull
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Non metals are poor ________; they do not transfer heat or electricity easily.
conducters
-
Non metals are ________, or break easily.
brittle
-
What are the properties of an acid?
- reacts with metals
- sour
- turns red
-
What numbers does an acid read on the pH scale?
1-6
-
What are the properties of a base?
- taste bitter
- turns blue
- slippery
-
What numbers does the base read on the pH scale?
7-14
-
Acid turns litmus paper ___________
Red (acid)
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Bases turns litmus paper ________
Blue (base)
-
Phenolphalein turns magenta in the presence of a(n) _____________
Strong base
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Melting point, boiling point, density, and color describe ____________ properties of matter.
physical
-
____________is the temperature at which matter changes from a solid to a liquid.
melting point
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_____________is the tempature at which matter changes from a liquid to a gas.
boiling point
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Define density
- how heavy or light it is for its size
- ex: metal is heavy for its size
-
Chemical reactivity, burning, and rusting are _______ properties of matter.
Chemical
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______________a process that leads to the transformation of one set of chemical substances to another.
Chemical reactivity
-
________is the ability for a substance to react quickly with oxygen.
burning
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__________is the ability for a substance to react slowly with oxygen and water.
Rusting
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