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Chapter 4 Periodic Table Flashcards | StudBud
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Chapter 4 Periodic Table
Chapter 4 Periodic Table
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Modern Chemistry
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
How many valence electrons are in group 2?
1
12
2
14
2
Halogens have how many valence electrons?
1
8
7
17
3
how many groups are there?
17
8
7
18
4
How many valence electrons are in group 1?
1
20
2
10
5
How many valence electrons do elements in group 14 have?
4
6
1
14
6
What is the atomic number of Gold?
92
21
80
79
7
How many periods are there?
5
18
7
9
8
What is a valence electron compared to all electrons?
valence electrons are representative of the size of the atom
Valence electrons are on outer shell (in s and p orbitals)
Valence electrons are all electrons
valence electrons are stronger than regular electrons
9
How many valence electrons do the noble gases have (except helium)?
8
1
7
18
10
How many valence electrons are in oxygen?
1
16
4
6
11
True or False: The alkali metals rarely react with water
False
True
12
What elements make up the word BaCoN?
Boron, Calcium, Nickel
Barium, Cobalt, Nitrogen
Barium, Cobalt, Nickel
Boron, Calcium, Nitrogen
13
Which subparticle of the atom is the smallest?
proton
electron
neutron
they are all the same size
14
What is group 17 also called?
Noble gases
alkali metals
halogens
actinides
15
Which group has a valence charge of 0?
lanthanides
Alkali metals
halogens
noble gases
16
Which element is more rare?
Zinc
Aluminum
Tin
Platinum
17
Who organized the periodic table by ATOMIC MASS?
Ms Kay
Mendeleev
Rutherford
Mosely
18
What is this row of elements called?
Actinides
alkali metals
alkali earth metals
Lanthanides
