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Properties of Atoms & Periodic Table (Boese) Flashcards | StudBud
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Properties of Atoms & Periodic Table (Boese)
Properties of Atoms & Periodic Table (Boese)
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Questions about atomic structure and periodic table #physicalscience
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Questions
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Answers
1
The mass number tells you the number of...?
Protons + Neutrons
Neutrons
Electrons
Protons
2
What is the mass number of a magnesium atom that has 12 neutrons?
12
24
2A
24.305
3
d orbitals can hold a maximum of ________ electrons
8
2
10
6
4
The electron configuration for carbon is
1s22s12p3
1s22s4
1s22p4
1s22s22p2
5
Particles located in the electron cloud and have negative charge are called
Neutrons
Protons
Quarks
Electrons
6
The atomic number of an element tells you the number of...?
Neutrons
Mass
Protons + Neutrons
Protons
7
There are 2 isotopes of copper. Copper-63 and Copper-65. Which one is more abundant in nature?
Neither
Copper-65
Both are equally abundant
Copper-63
8
In general metals...
Are on the left & middle of PT
Conduct heat
Are solids
All are true of metals
9
These particles hold the nucleus of the atom together
Protons
All of them do
Neutrons
Electrons
10
The electron dot diagram for aluminum would have the symbol Al surrounded by ? dots
3
26
2
13
11
The element calcium is in which period?
4
2
3
1
12
The modern periodic table is organized by
State of matter
Atomic mass
How element was discovered
Atomic number, physical & chemical properties
13
p orbitals can hold a maximum of ________ electrons
10
8
2
6
14
Atoms of the same element that have different numbers of neutrons are called?
Plurals
Variations
Isotopes
Cousins
15
Particles that are located in the nucleus and have no charge are called
Protons
Neutrons
Quarks
Electrons
16
These particles determine the identity of an element
All of them do
Neutrons
Electrons
Protons
17
In general, nonmetals...
Conduct electricity
Don't conduct heat
Are on the left side of the PT
Are shiny
18
Which of the following is true about elements in group 2?
They have similar chemical properties
They have 2 valence electrons
They are metals
All of the above are true
19
These particles give the atom chemical properties
Neutrons
Protons
Electrons
All of them do
20
s orbitals can hold a maximum of _______ electrons
8
6
10
2
21
The element sulfur is in group
16
can't be sure
3
2
22
Electrons with the highest energy are located?
Depends on the group #
Close to the nucleus
Depends on the atom
Far from the nucleus
23
Particles located in the nucleus and have positive charge are called
Quarks
Protons
Neutrons
Electrons
24
How many neutrons are in boron-11?
11
6
10.811
5
25
How many protons does chlorine-37 have?
17
35.453
37
20
