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Challenge Atomic Structure & Periodic Table Mania Flashcards | StudBud
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Challenge Atomic Structure & Periodic Table Mania
Challenge Atomic Structure & Periodic Table Mania
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A review of atomic structure and the periodic table.
Flashcards
29 cards
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Practice quiz
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Questions
29
Answers
1
A column on the periodic table can also be called a ________ or a ___________.
family/ row
period / group
group / family
family / period
2
Who organized the first periodic table based the elements' atomic masses?
Dalton
Moseley
Mendelev
Rutherford
3
Group 1 elements are also called ____________.
alkali metals
noble gases
halogens
alkaline earth metals
4
Elements in groups 3 - 12 are called ___________.
alkaline earth metals
metalloids
inner transition metals
transition metals
5
The modern periodic table, which is based on atomic number, was developed by ________.
Bohr
Moseley
Rutherford
J J Thompson
6
The atomic _____ is the average mass of the _______?
People, Oxygen
Number, Element
Hydrogen, Atom
Mass, Element.
7
What is the noble gas configuration for Potassium?
[Ar] 4s1
[Kr] 4s1
[Al] 4s1
[Ne] 4s1
8
The ionic radius of a nonmetal is ________ than the atomic radius of the parent atom.
larger
smaller
less non-polar
more polar
9
To become a positive ion, an atom must ___________ .
gain protons
lose protons
lose electrons
gain electrons
10
The ionic radius of a metal is __________ than the atomic radius of the parent atom.
more non-polar
smaller
less polar
larger
11
Howdo you discover the average atomic mass of an element?
(% + mass) x (% + mass)
(% x mass) + (% x mass)
(% + mass) + (% + mass)
(%x mass) x (% x mass)
12
How many total electrons does an oxygen ion (O
-2
) contain?
10
6
8
12
13
The number of protons an atomc contains is identified by the ____ ____ on the periodic table.
atomic #
mass #
group #
row #
14
The sum of the number of protons and neutrons inside the nucleus is called the __________.
mass number
nucleus number
atomic number
element number
15
How many total electrons would a ion of magnesium (Mg
+2
) contain?
8
14
12
10
16
Elements in group 17 are called ____________.
alkali metals
halogens
noble gases
alkaline earth metals
17
Valence electrons are located _________.
in the outer orbital shell
inside the nucelus
in the first orbital outside the nucleus
in between the inner and outer shells
18
To become a negative ion, an atom must ____________.
lose protons
gain protons
lose electrons
gain electrons
19
An atom, as shown on the periodic table, is neutral because it contains equal numbers of
protons and electrons
isotopes and ions
neutrons and ions
protons and neutrons
20
Which subatomic particles are located inside the nucelus of an atom?
protons & neutrons
electrons & neutrons
protons & electrons
electrons & protons
21
How many neutrons does Rb-85 contain?
48.468
48
122
37
22
Atoms of the same element that have a different number of neutrons are called ____________.
indicators
isotopes
isomers
ions
23
Fluorine has an average atomic mass of 18.998. What's the most common isotope of fluorine?
F-20
F-18.998
F-18
F-19
24
Atomic mass is :
twice the number of protons in one atom
a ratio based on the mass of a Carbon-12 atom
the same for every atom
a weighted average of the masses of an element's isotopes
25
The average mass of all the isotopes for a given atom is called ___________.
average mass number
average atomic mass
average nuclear mass
average atomic number
26
Elements on the modern periodic table are arranged according to their _________.
atomic properties
atomic masses
atomic numbers
atomic radii
27
Which listing below shows the proper charges of the subatomic particles?
p = -1 n = 0 e = +1
p = +1 n = -1 e = 0
p = +1 n = 0 e = -1
p = 0 n = +1 e = -1
28
Find the atomic mass of the atom.
20 amu
1 amu
19 amu
39 amu
29
Carbon-13 and Carbon-14 are examples of _______________ for the carbon element.
ions
indicators
isotopes
isomers
