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Year 11 atomic structure Flashcards | StudBud
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Year 11 atomic structure
Year 11 atomic structure
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atoms periodic table electron arrangement
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
The symbol for this atom is
2311Na
1112Na
2312Mg
1211Na
2
The atomic number is the number of
neutrons
electrons
protons or electrons
protons
3
protons have a
positive charge
negative charge
no charge
4
Which is correct about the periodic table?
rows are periods and groups are columns
rows are groups
groups are rows and periods are columns
periods are columns
5
How many electrons are in the second shell of sulfur
32
16
S?
8
2
10
6
6
How many electrons fit in the second shell of an element?
2
18
8
7
The electron arrangement for this atom is
8,8
2,6
6
2,8
8
The mass number for an element is the number of
protons and electrons
protons
neutrons
protons and neutrons
9
lithium sodium and potassium are found in the same ______ of the periodic table
period
group
row
10
P is the symbol for
Potassium
Platinum
Phosphorous
Palladium
11
How many electrons are in the valence (outer) shell of
14
7
N?
2
8
7
5
12
Which particles contribute to the mass of an atom?
neutrons and protons
neutrons and electrons
electrons
protons
13
Calcium is found in Group 2 and Period 4 because
it is a metal
2 valence electrons and 4 shells
it has a full valence shell
4 valence electrons and 2 shells
14
atoms that contain a full shell of electrons are called
non-metals
Noble gases
alkali metals
halogens
15
The symbol for carbon is
Cb
C
Cl
Ca
16
The electron arrangement for
27
13
Al is
2,8,3
13,27
2,11
2,8,8,3
17
The electron arrangement for
23
11
Na is
2, 8,8,1
23
2,8,1
11
18
Isotopes like
35
17
Cl and
37
17
Cl have
different atomic number and same numbers of neutrons
different mass numbers an different neutron numbers
different numbers of electrons
the same mass numbers
19
The number of protons in
31
15
P is
31
46
15
16
20
Uranium has an atomic number of 92 and a mass number of 235. How many neutrons?
235
92
143
327
