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48 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is an ion? |
Gain, give away, or share electrons to become stable. |
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Horizontal Rows on the periodic table are called? |
Periods |
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Vertical rows on the periodic table are called? |
Groups |
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Horizontal Rows tell you? |
The energy levels |
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The vertical levels tell you? |
The charge |
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Which column is the Noble Gases? |
Column eight. |
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Why are the noble gases inert? |
Outer ring is full. |
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What is a compound? |
When atoms are put together |
Think of how Mrs.Kinsey yelled at you. |
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Elemental compound? |
Two of the same atom. |
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Compound |
2 or more different atoms. |
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What is an atom? |
The smallest amount of an element. Made up of protons, neutrons and electrons. |
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What are chemical properties of an element? |
When atoms get rearranged into a new substance. |
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What are physical properties of an element? |
When the elements do not change. |
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Calculate the density of an element? |
M/V |
Mass/Volume g/cm3 g/ml |
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Is density a physical or chemical property? |
Physical |
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Formula for density of a liquid. |
G/ml |
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How do you write an element? |
First letter big, second letter small. |
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What is an isotope? |
Same number of protons, different number of neutrons. |
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How do you recognize an isotope? |
Different number of neutrons |
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What does the number of protons in an atom tell you? |
Tells you which element it is. |
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What does the number of electrons tell you? |
The number of protons, number of orbitals. |
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What does the number of neutrons in an atom tell you? |
Helps calculate mass |
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What are other names given to electron orbitals? |
Energy levels, shells, orbitals. |
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Which group of elements on the periodic table represent the Halogens? |
7 |
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Which group of elements on the periodic table represent Alkali Earth Metals? |
2 |
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Which group of elements on the periodic table represents the Metalloids? |
3 |
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Which group of elements on the periodic table represents the Alkali Metals? |
1 |
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Which group of elements on the periodic table represents the transition metals? |
Between 2 and 3 |
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What is the octet rule? |
First orbital can hold two electrons. 2, 3 and 4 can hold 8. |
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How would Na become an ion? |
Lose 1 electron |
+1 charge |
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How would Cl become an ion? |
Gain an electron. |
-1 charge |
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What are Valance Electrons? |
The electrons in the outer ring. |
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Covalent Bond? |
Non metal + Non metal |
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Ionic Bond? |
Metal + Non metal |
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What is the strongest type of bond? |
Covalent |
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In a chemical equation where do we place the reactants? |
Left |
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In a chemical equation where do we place the products? |
Right |
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What does the arrow mean in a chemical equation? |
Yields |
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What is a Cation? |
Positively charged ion |
+ |
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What is an anion? |
Negatively charged ion. |
- |
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What are 4 signs a chemical reaction has occurred? |
Color change Formation of gas Formation of a solid Temperature change |
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Acids start with? |
H |
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Bases end with? |
OH |
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What does each number on the pH scale represent? |
Number of positive Hydrogen alloys. |
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What are diatomic molecules? |
Means you have two |
Di means...? |
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How do you find out the number of Neutrons in an atom? |
Subtract the atomic number from the atomic mass |
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Endothermic? |
Cold |
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Exothermic? |
Hot/warm |
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