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Periodic Table Review Chem Flashcards | StudBud
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Periodic Table Review Chem
Periodic Table Review Chem
40 terms
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Review arrangement of PT and atomic models
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
How many protons does an atom have if the atomic number is 17 & mass number is 37?
37
17
18
20
2
How many neutrons does an atom have if the atomic number is 17 & mass number is 37?
20
18
37
17
3
The noble gas used to write the electron configuration for iron is
krypton
neon
helium
argon
4
_____________ are more likely to gain electrons and form ____________.
metals, cations
metals, anions
nonmetals, anions
nonmetals, cations
5
Ions are formed when atoms lose or gain
electrons
protons
energy levels
neutrons
6
___________ are found in the nucleus and have a positive charge.
proton
lepton
electron
neutron
7
Which of the following elements has 6 valence electrons and 4 energy levels?
selenium
tellurium
lead
chromium
8
Which of the following elements is the alkaline earth metal with 3 energy levels?
sodium
Calcium
Magnesium
Potassium
9
Silicon is classified as
chalcogen
halogen
alkali metal
metalloid
10
The most active nonmetal is _______________.
fluorine
oxygen
hydrogen
chlorine
11
How many valence electrons do the transition metals have?
3
1
4
2
12
The formula for __ is represented by p
+
+ n
0
.
charge
atomic mass
mass number
atomic number
13
Moseley arranged the periodic table by increasing
Atomic mass
charge
Atomic number
mass number
14
As you move left to right from nickel thru arsenic, atomic radii
do not change in size
generally decrease in size
generally increase in size
vary unpredictably
15
Two electrons can occupy the same region in space only if they have _____, stated by _________.
opposite charges, Pauli
opposite spins, Pauli
opposite charges, Hund
opposite spins, Hund
16
How many valence electrons do the halogens have?
6
1
2
7
17
Chlorine is classified as
alkali metal
chalcogen
transition metal
halogen
18
Mendeleev arranged the periodic table by increasing
charge
Atomic number
Atomic mass
mass number
19
Which of the following would be classified as a physical change?
leaf changing color
melting point
can corrode
gasoline evaporating
20
The order for filling electrons starts with 1s. What is this filling order called?
Aufbau Rule
Hund's rule
Scale of electronegativity
Pauli exclusion principle
21
The horizontal rows on the periodic table are called
neither
groups
both
families
22
If an element is found in the 5th row, it has
3 energy levels
5 energy levels
5 valence electrons
3 valence electrons
23
Neon is classified as
halogen
alkali metal
noble gas
chalcogen
24
Where are the metals located on the periodic table?
along the staircase
in no particular region
to the left of the staircase
to the right of the staircase
25
A single orbital in the
3p
level can hold ________ electrons.
2
1
3
6
26
How many electrons does a -3 ion of nitrogen have? The atomic number is 7 & mass number is 15.
10
4
18
12
27
Sulfur is classified as
halogen
transition metal
alkali metal
chalcogen
28
Isotopes of an element are dependent on the number of _______ present.
protons
electrons
neutrons
energy levels
29
_____________ are more likely to lose electrons and form ____________.
nonmetals, cations
metals, anions
nonmetals, anions
metals, cations
30
The scale of electronegativity was developed by
Pauli
Hund
Mendeleev
Pauling
31
Sodium is classified as
alkaline earth metal
alkali metal
transition metal
halogen
32
The formula for density is
D = V/M
D = MV
D = M/V
33
The vertical columns on the periodic table are called
both
periods
neither
groups
34
Which of the following would be classified as a chemical property?
leaf changing color
gasoline evaporating
melting ice
can corrode
35
How many neutrons does a -3 ion of nitrogen have. The atomic number is 7 & mass number is 15?
7
4
8
15
36
Which of the following would be classified as a chemical change?
can corrode
leaf changing color
gasoline evaporating
melting ice
37
Ionization energy _____________ as you move left to right from gold through bismuth.
does not change
cannot be predicted
generally increases
generally decreases
38
The gold foil experiment was conducted by
Rutherford
Bohr
Pauling
Democritus
39
Silver is classified as
transition metal
alkali metal
chalcogen
halogen
40
When protons are lost or gained,
the charge changes
the mass changes
the element changes
number of energy levels changes
