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Atomic Structure, Periodic Table Flashcards | StudBud
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Atomic Structure, Periodic Table
Atomic Structure, Periodic Table
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Atomic Structure Isotope Notation Electron Configurations Periodic Table
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1
What is an electron?
an element
a negatively charged subatomic particle
a positively charged subatomic particle
a subatomic particle with no charge
2
Given the isotope notation below, calculate the number of protons.
35
116
46
81
3
What is the isotope name for this atom of sulfur?
sulfur-36
sulfur-6
sulfur-16
sulfur-32
4
Isotopes vary in their number of...
Neutrons
Electrons
All Particles
Protons
5
What answer properly identifies what is shown in the picture below?
Na is a cation and Cl is an anion
Na is neutral and Cl is anion
Na is an anion and Cl is a cation
Na is a cation and Cl is neutral
6
Which of these is NOT an isotope of the following atom?
An atom with 6 protons and 6 neutrons
An atom with 8 protons and 6 neutrons
An atom with 6 protons and 7 neutrons
An ion with 6 protons and 7 neutrons
7
Which of these does NOT describe carbon
s block
p block
nonmetal
valence of 4
8
Which blocks of elements make up your main group elements/representative elements?
s and d
s and p
p and f
s and f
9
To find the number of neutrons...
Atomic # + Neutrons
Protons - Electrons
Mass # - atomic #
Protons - Charge
10
What part of an atom has no charge?
Electron
Proton
Neutron
11
Which of these orbitals will an electron fill first?
1s
2s
3s
2p
12
Some elements have properties of both metals and non-metals. True or False
True and they are called metalloids
False - all elements are either metals or nonmetals - nothing inbetween
13
How many neutrons are present in this isotope?
0
13
7
6
14
What are electron orbitals/energy levels?
the space between the proton and neutron
the small dense region consisting of protons and neutrons
the basic unit of a chemical element.
The area where an electron is most likely to be found
15
You can put two electrons into an orbital but they must...
have opposite spins (one arrow up and one down)
have the same spin shown with two arrows up
16
Most elements in the Periodic Table are metals. True or False
True
False
17
How many electrons does the ion shown below possess?
1 electron
2 electrons
7 electrons
4 electrons
18
Elements in the same Group have similar properties to one another. True / False
True
False
19
Which element has an electron configuration of 1s
2
2s
2
2p
6
3s
1
?
Sodium
Potassium
Strontium
Carbon
20
What is the abbreviated/Noble Gas configuration for K?
[Ar]6s1
[Ar]4s1
[Ne]2s1
[Ar]5s1
21
What is true about a NEUTRAL ATOM
The protons are equal to the neutrons
The protons are less than the electrons
The protons are greater than the electrons
The protons are equal to the electrons
22
How many valence electrons do the Alkaline Earth Metals have?
3
1
4
2
23
What do all noble gases end in (except He)?
s2
s2p6
s2p8
s2p4
24
What are the names of the elements in group 1?
Carbon family
Alkaline Earth Metals
Alkali metals
Halogens
25
What two subatomic particles contain almost all of the mass in an atom?
Electrons and Neutrons
Protons and Neutrons
Protons and Electrons
26
What does the number 36 represent in this isotope notation?
number of electrons
number of neutrons
none of the above
atomic number
27
How many valence electrons does the following have and what element is it? 1s
2
2s
2
2p
6
3s
2
3p
5
7, Chlorine
5, Bromine
5, Chlorine
7, Bromine
28
What are valence electrons?
outermost d electrons
electrons closest to the nucleus
outermost s and p electrons
outermost p electrons
29
What is the electron configuration for Ti?
1s22s22p63s23p54s24d2
1s22s22p63s23p64s24d2
1s22s22p63s23p63s24d2
1s22s22p63s23p64s23d2
30
The symbol below represents an isotope of helium. How many protons and neutrons does it have?
2 protons and 1 neutrons
5 protons and 5 neutrons
2 protons 3 neutrons
1 proton and one neutron
31
The color of the Noble gas group on the periodic table is?
blue
orange
Yellow
Red
32
What element has this abbreviated configuration? [Ne]3s
2
Krypton
Magnesium
Lead
Argon
33
Which color group on the periodic table represents the Halogens?
Red
Pink
Blue
Yellow
34
What does the nucleus of an atom consist of?
protons
protons and neutrons
neutrons
electrons
35
Mendeleev organized by mass but the current table is organized by....
Neutrons
Quarks
Protons
Nucleons
