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Mrs. T's Blast Atomic Structure & Periodic Table - 9 Flashcards | StudBud
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Mrs. T's Blast Atomic Structure & Periodic Table - 9
Mrs. T's Blast Atomic Structure & Periodic Table - 9
40 terms
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352 plays
A review of atomic structure and the periodic table.
Flashcards
40 cards
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Practice quiz
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Host live
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Questions
40
Answers
1
Which listing below shows the proper charges of the subatomic particles?
p = 0 n = +1 e = -1
p = +1 n = -1 e = 0
p = +1 n = 0 e = -1
p = -1 n = 0 e = +1
2
How many
electrons
does nitrogen have?
14.007
7
14
3
A row on the periodic table is also called a ________.
group
family
neighborhood
period
4
The number of protons an atomc contains is identified by the ____ ____ on the periodic table.
row #
atomic #
group #
mass #
5
A column on the periodic table can also be called a ________ or a ___________.
family / period
family/ row
period / group
group / family
6
Carbon-13 and Carbon-14 are examples of _______________ for the carbon element.
isotopes
indicators
isomers
ions
7
How many energy levels does an atom of argon (Ar) have?
3
22
18
8
8
Valence electrons are located _________.
inside the nucelus
in the first orbital outside the nucleus
in the outer orbital shell
in between the inner and outer shells
9
Which of the following is the correct electron configuration for
phosphorus
(
P
) ?
2, 5
2, 8, 8. 1
2, 8, 5
2, 1
10
What is the Atomic number of boron?
5
11
6
10.811
11
What is the mystery element?
helium
carbon
boron
beryllium
12
Which of the following groups are made up of semi-conductors?
metals
nonmetals
metalloids
13
What is the isotope name of an atom with 3 protons and 5 neutrons?
lithium-2
lithium-8
lithium-5
lithium-3
14
Elements on the modern periodic table are arranged according to their _________.
atomic radii
atomic masses
atomic properties
atomic numbers
15
The sum of the number of protons and neutrons inside the nucleus is called the __________.
nucleus number
element number
atomic number
mass number
16
Elements that have chemical and physical properities of both metals and nonmetals are _____.
rare earth metals
alkali earth metals
metalloids
transition metals
17
Elements in group 17 are called ____________.
alkali metals
noble gases
alkaline earth metals
halogens
18
How many
neutrons
does boron have?
11
6
5
10.811
19
Which subatomic particles are located inside the nucelus of an atom?
protons & electrons
protons & neutrons
electrons & neutrons
electrons & protons
20
The average mass of all the isotopes for a given atom is called ___________.
average atomic number
average mass number
average atomic mass
average nuclear mass
21
What is the atomic mass of nitrogen?
14
14.007
7
22
What is the name of the atom pictured?
sodium Na
Boron B
magnesium Mg
23
How many
valence electrons
are in an atom of
potassium K
?
1
2
4
6
24
The modern periodic table, which is based on atomic number, was developed by ________.
J J Thompson
Rutherford
Moseley
Bohr
25
What are the elements in the far right hand column (Group 18) called?
Noble Gases
Alkali Metals
Halogens
26
What type of elements are semi-conductors? (conduct at some temperatures, but not others)
metalloids
nonmetals
metals
27
What part of the atom has a positive charge(+)?
proton
neutron
electron
28
How many neutrons does Rb-85 contain?
48.468
37
48
122
29
Group 1 elements are also called ____________.
halogens
alkali metals
noble gases
alkaline earth metals
30
What is the Atomic number of nitrogen?
7
14.007
14
31
What is the mass number of nitrogen?
7
14.007
14
32
What part of the atom has a negative charge(-)?
proton
neutron
electron
33
Atoms of the same element that have a different number of neutrons are called ____________.
ions
isotopes
isomers
indicators
34
What part of the atom has a no charge(neutral)?
proton
neutron
electron
35
What is the charge of the nucleus of an atom?
negative
positive
neutral
36
An atom, as shown on the periodic table, is neutral because it contains equal numbers of
protons and neutrons
isotopes and ions
protons and electrons
neutrons and ions
37
The examples in the picture are examples of ...
isotopic notation
isotope names
electron dot diagrams (Lewis structures)
38
Who organized the first periodic table based the elements' atomic masses?
Dalton
Mendeleev
Moseley
Rutherford
39
What is the mystery isotope represented in the picture?
potassium-11
oxygen-19
potassium-19
oxygen-11
40
How many
valence electrons
are in an atom of
silicon Si
?
2
6
1
4
