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Periodic Table Test Review Flashcards | StudBud
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Periodic Table Test Review
Periodic Table Test Review
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Chemistry class review of the periodic table and ion formation.
Flashcards
20 cards
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Questions
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Answers
1
Why do Li, Na, K, Rb and Cs all have similar chemical and physical properties?
all have 1 valence electron
all have ending electron configuration of s1
all of the above
all have 1 electron in their outermost energy level
2
Boron is a ___________.
transition metal
nonmetal
metal
metalloid
3
What are ions?
an atom which gains protons
an atom with an octet of valence electrons
a neutral atom
an atom with a charge
4
How many valence electrons do Be, Mg, Ca, Sr and Ba have?
1
4
3
2
5
What is the correct way to write the aluminum ion?
Al+1
Al-2
Al+3
Al+2
6
The boron group has an ending electron configuration of:
s2
s2p1
s1
s2p2
7
Along with mercury, this halogen is 1 of only 2 elements which are liquids at room temperature.
chlorine
iodine
fluorine
bromine
8
cations are ______ ions while anions are______ ions.
negative, negative
positive, positive
positive, negative
negative, positive
9
Oxygen reacts with most elements to form ________.
oxygenides
oxygen ions
oxides
gases
10
Why are ions formed?
to achieve a complete octet of valence electrons
to become more like hydrogen
to become less stable
to make chemistry more interesting
11
The noble gases are:
all of the above
in group 18
are unreactive
have 8 valence electrons
12
What is the only nonmetal on the left side of the periodic table?
hydrogen
helium
lithium
oxygen
13
This member of the carbon group is used in computer chips.
Sn
C
Si
Ge
14
Cations are formed by _____ valence electrons but anions are formed by _____ valence electrons.
gaining, gaining
losing, gaining
losing, losing
gaining, losing
15
fluorine forms an ion by:
gaining 7 valence electrons
losing 1 valence electron
losing 7 valence electrons
gaining 1 valence electron
16
The nitrogen anion has a __________ atomic radius than a neutral nitrogen atom,
smaller
larger
need more information
same
17
Alkali metals react vigorously with ________ to form metal hydroxides and hydrogen gas.
neon
oxygen
halogens
water
18
In general ____________ form anions.
metalloids
metals
nonmetals
solids
19
Elements of the nitrogen group all form an ion with what charge?
-3
-5
+3
+5
20
In general _____________ form cations.
nonmetals
gases
metals
metalloids
