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Ion Formation
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If an atom has 5 valence electrons, will it gain 3 or lose 5?
gain 3
Oops!
Okay!
Aluminum will (gain or lose) how many valence electrons?
lose 3
Oops!
Okay!
If an atom gains electrons, will it's charge be negative or positive?
negative
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Okay!
How many valence electrons does helium have?
2
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Okay!
Elements from group #16 will (gain or lose) 2 valence electrons.
gain
Oops!
Okay!
Elements from group #1 will (gain or lose) 1 valence electron.
lose
Oops!
Okay!
If an atom has 4 protons and 2 electrons, what is it's charge?
+2
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If an atom has 5 protons and 2 electrons, what is it's charge?
+3
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Name any element that has a charge of -4.
C, Si
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Elements from group #17 will (gain or lose) 1 valence electrons.
gain
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Okay!
Name any element that has a charge of -1.
any element in group 17
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Okay!
Name any element that has a charge of +4.
Ge, Sn, Pb, Fl
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Name any element that has a charge of -3.
any element in group 15
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Okay!
If an atom has 9 protons and 10 electrons, what is it's charge?
-1
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Okay!
Silicon will (gain or lose) how many valence electrons?
lose 4
Oops!
Okay!
Elements from group #13 will (gain or lose) 3 valence electrons.
lose
Oops!
Okay!
How many valence electrons does Neon have?
8
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If an atom has 2 valence electrons, will it gain 6 or lose 2?
lose 2
Oops!
Okay!
Elements from group #2 will (gain or lose) 2 valence electrons.
lose
Oops!
Okay!
How is an ion's charge decided?
depends on how many valence electrons it gains or loses
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Name any element that has a charge of +2.
any element in group 2
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Okay!
Neon will (gain or lose) how many valence electrons?
none
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Name any element that has a charge of 0.
any element in group 18
Oops!
Okay!
If an atom has 8 valence electrons, what will it's charge be?
0
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Okay!
Elements from group #15 will (gain or lose) 3 valence electrons.
gain
Oops!
Okay!
If an atom has 6 valence electrons, will it gain 2 or lose 6?
gain 2
Oops!
Okay!
If an atom has 6 protons and 10 electrons, what is it's charge?
-4
Oops!
Okay!
When atoms bond, the valence electrons are redistributed in a way that makes the atom more __________
electric
unstable
energetic
stable
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Lithium will (gain or lose) how many valence electrons?
lose 1
Oops!
Okay!
Carbon will (gain or lose) how many valence electrons?
gain 4
Oops!
Okay!
Oxygen will (gain or lose) how many valence electrons?
gain 2
Oops!
Okay!
If an atom has 10 protons and 10 electrons, what is it's charge?
0
Oops!
Okay!
If an atom has 3 valence electrons, will it gain 5 or lose 3?
lose 3
Oops!
Okay!
Name any element that has a charge of -2.
any element in group 16
Oops!
Okay!
If an atom has 6 protons and 2 electrons, what is it's charge?
+4
Oops!
Okay!
If an atom loses electrons, will it's charge be negative or positive?
positive
Oops!
Okay!
Name any element that has a charge of +3.
any element in group 13
Oops!
Okay!
What does the Octet Rule state?
it describes an atom's preference for having 8 valence electrons
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Metals and nonmetals for compounds by ______________ electrons.
creating
sharing
transferring
destroying
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If an atom has 7 protons and 10 electrons, what is it's charge?
-3
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Okay!
Which electrons participate in bonding?
valence electrons
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How do you determine the number of valence electrons an atom has?
by finding it's group number on the periodic table
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If an atom has 3 protons and 2 electrons, what is it's charge?
+1
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Okay!
If an atom has LESS THAN 4 valence electrons, it will (gain or lose).
lose
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Okay!
Elements from group #18 will (gain or lose)
neither
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Nitrogen will (gain or lose) how many valence electrons?
gain 3
Oops!
Okay!
If an atom has MORE THAN 4 valence electrons, it will (gain or lose).
gain
Oops!
Okay!
Magnesium will (gain or lose) how many valence electrons?
lose 2
Oops!
Okay!
If an atom has 8 protons and 10 electrons, what is it's charge?
-2
Oops!
Okay!
If an atom has 7 valence electrons, will it gain 1 or lose 7?
gain 1
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Okay!
If an atom has 1 valence electron, will it gain 7 or lose 1?
lose 1
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Okay!
Which group is already stable and "happy" with 8 valence electrons?
group 18 or the noble gases
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What group do all of the elements want to be like?
group 18 or the noble gases
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Fluorine will (gain or lose) how many valence electrons?
gain 1
Oops!
Okay!
Name any element that has a charge of +1.
any element in group 1
Oops!
Okay!
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