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9th Physical Science: Properties of Atoms and the Periodic Table Flashcards | StudBud
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9th Physical Science: Properties of Atoms and the Periodic Table
9th Physical Science: Properties of Atoms and the Periodic Table
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Questions
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Answers
1
Based on the position of Iodine in the periodic table, how will it find electric stability?
losing one electron
gaining one electron
losing seven electrons
gaining two electrons
2
The f-orbital can hold how many electrons in total?
14
4
6
10
3
Neutrons possess what charge?
-1
0 (neutral)
+1
4
The sum of the number of protons and neutrons in an atom add up to be the atom’s:
atomic number
mass number
period
isotopic value
5
The outermost shell of electrons in an atom, which determine the atom's characteristics are the
valence electrons
excited electrons
grounded electrons
electric electrons
6
Two atoms with the same number of protons, but a different number of neutrons are ________.
different elements
isotopes
plasmids
neutrinos
7
The noble gas configuration for Sodium:
[Ar] 3s1
[He] 3s1
[Ne] 3s1
[Ne] 1s2 2s2 2p6 3s1
8
Electrons have how much mass, as measured in atomic mass units (amu)?
3
2
0 (essentially no mass)
1
9
Horizontal rows in the periodic table are called _________.
series
groups
periods
10
In the image shown below, #1 is most likely representative of what particle?
neutron
quark
electron
proton
11
When an electron crashes back down from it's excited to ground state, what always occurs?
the atom gains a negative charge
the atom gains a positive charge
light is given off (though it may not be visible light)
energy is absorbed from the environment around the atom
12
Look carefully at the image, what element is represented by this atom?
Carbon
Beryllium
Neon
Oxygen
13
In modern atomic theory it is believed that electrons can exist between energy levels or shells
FALSE
TRUE
14
Moving left to right across a period, what trend exists in the electronegativity of atoms?
the atoms get LESS electronegative
no clear trend exists, with electronegativity
the atoms get MORE electronegative
15
In our most current model and overall atomic theory we can determine the location of electrons.
TRUE
FALSE
16
Protons possess what charge?
+1
0 (neutral)
-1
17
Vertical columns in the periodic table are known as ________.
series
periods
groups
18
Protons have how much mass, as measured in atomic mass units (amu)?
0 (essentially no mass)
1
2
3
19
The p-orbital can hold how many electrons in total?
14
4
10
6
20
Is the atom shown below a neutral atom or an ion?
positive ion
negative ion
neutral atom
21
The electron configuration for Nitrogen:
1s2 2s2 2p3
1s4 2s2 2p6
1s2 2s2 2p6
1s2 2s6
22
How strongly an atom can attract an electron is described by the characteristic of _________.
atomic radius
ionization energy
electronegativity
atomic weight
23
Unit of measurement for atomic particles is the _______.
Atomic Mass Unit (amu)
Grams (g)
Pounds (lb)
Newton (N)
24
The s-orbital can hold how many electrons in total?
6
10
4
2
25
How easily an atom will give up it's valence electrons is described by what measurement?
ionization energy
atomic radius
electronegativity
atomic weight
26
In the image shown, what structure does #4 most likely identify?
nucleus
proton
electron
neutron
27
In the current model of the atom, where are electrons expected to be found?
within an "electron cloud"
within quarks
within the nucleus
28
A magnesium atom that has lost two electrons will possess what charge?
0
+1
+2
-2
29
Numbers 2 and 3 in the diagram below must be what particles based on their position in the atom
protons OR neutrons
electrons OR quarks
neutrons OR electrons
neutrinos OR leptons
30
In short, why do atoms gain or lose electrons?
to become more stable
to become more energetic
to become more magnetic
to become less negative
31
The d-orbital can hold how many electrons in total?
10
14
6
4
32
How many neutrons would you expect to find in most Calcium atoms?
19
20
22
21
33
Moving left to right across a period, what trend exists in the ionization energy of atoms?
no clear trend exists, with electronegativity
the atoms have a HIGHER ionization energy
the atoms have a LOWER ionization energy
34
What determines the chemical properties of an element?
the number of valence shell electrons
the average atomic mass
the number of protons
the number of neutrons
35
In the image shown what does the number 35 indicate?
Bromine's atomic number
Bromine's atomic mass
Bromine's # of valence electrons