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Chapter 5 Periodic Trends Flashcards | StudBud
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Chapter 5 Periodic Trends
Chapter 5 Periodic Trends
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Chapter 5, Periodic Trends for CP Chem
Flashcards
23 cards
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Practice quiz
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Questions
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Answers
1
Which is bigger Al or Al
3+
?
Al
Al3+
2
Which of the following anions is least likely to form? I
-
Br
2-
Br2-
I-
3
periodicity means that the chemical properties of elements
repeat in each period
repeat in each group
are similar in each group
repeat in each period and group
4
Of Cs, Hf, Au, which is the smallest?
Hf
Au
Cs
5
metals are generally found....
on the left side of the PT
on the right side of the PT
6
Does Al
3+
have a noble gas configuration? If yes which one?
Yes, Argon
No
Yes, Neon
7
Which element has the highest electroaffinity: Cl, Br, F. I,
F
Br
I
Cl
8
Which has the lowest electronegativity? Bromine, Calcium, Germanium, Nickel,
Ge
Br
Ni
Ca
9
Mendeleev organized his periodic table based on
atomic number and properties
atomic number
atomic mass
atomic mass and properties
10
Which of the following cations is least likely to form? Sr
2+
Al
3+
K
2+
K2+
Sr 2+
Al3+
11
Electronegativity measures
the size of the atomic radius
the energy required to steal an electron from an atom
an atom's ability to attract e- when in a compound
the energy required to add an electron to an atom
12
A horizontal row in the PT is called
family
group
colon
period
13
The modern periodic table organizes the elements based on...
# of neutrons
atomic mass
# of protons
# of electrons
14
Which of the following elements has the greatest radius: Ag, I, Rb, Cs?
Rb
Ag
I
Cs
15
Consider the compound H
2
O: which elements is has a higher electronegativity H or O?
O
H
16
in which period can you find the following element; 1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
3d
10
4p
5
3
14
4
13
17
Which is bigger P or P
3-
P3-
P
18
An element with electron configuration ns
2
np
4
would be in group
14
4
6
16
19
Which block does the following element belong to: 1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
3d
10
4p
3
f
p
d
s
20
Does P
3-
have the electron configuration of a noble gas and if so which one?
Yes, Neon
Yes, Argon
No
Yes, Krypton
21
How many valence electrons does this element have? [Kr]5s
2
4d
10
5p
1
13
3
2
12
22
An element with the general electron configuration of ns
2
p
5
is a
noble gas
alkaline earth metal
halogen
alkali metal
23
Which block and group does this element belong to? [Ar]4s
1
3d
9
p block, group 13
d block, group 10
s block, group 1
d block, group 9
