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Periodic Trends and the periodic table
Periodic Trends and the periodic table
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Questions regarding periodic trends and the periodic table. #highschool #periodictrends #chemistry
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1
Rank the following elements in order of decreasing ionization energy. (highest to lowest)
Ne, F, O, Li
F, O, Ne, Li
F, Li, Ne, O
Li, O, F, Ne
2
The group 18 elements are also known as the.......?
Non-metals
Noble gases
Metalloids
Metals
3
As one moves down a group on the periodic table, atomic radius tends to
Stay the same
Increase
Decrease
4
The periodic table is arranged in order of
Oxidation number
Atomic mass
Mass number
Atomic number
5
Which atom will lose an electron most readily?
Strontium
Calcium
Rubidium
Potassium
6
As we look at elements in group 15, from top to bottom we encounter
A
B
C
D
7
Which of the following statements is true about Coulumbic attraction?
CA increases as the ENC distance to the shielding e increase
CA decreases as the ENC increases
CA increases as the ENC distance to the valence e increases
CA increases as the ENC increases.
8
Which noble gas has the highest ionization energy?
Ne
He
Ar
9
Which of these halogens would have the smallest atomic radius?
Chlorine
Fluorine
Bromine
Iodine
10
How many shielding and valence electrons does the element in the diagram have?
28 shielding, 6 valence
7 shielding, 28 valence
38 shielding, 7 valence
28 shielding, 7 valence
11
A measure of attraction than an atom has for electrons in chemical bonds is called
Electronegativity
Radioactivity
Electron Affinity
Ionization energy
12
Which color group on the periodic table represents the Halogens?
orange
red
light purple
blue
13
Rank the following atoms in order of increasing size (smaller to larger)
Be, Li, Mg
Li, Mg, Be
Li, Be, Mg
Mg, Li, Be
14
Why does magnesium have a smaller atomic radius than sodium?
A smaller effective nuclear charge
A larger effective nuclear charge
Fewer energy levels/orbitals
More energy levels/orbitals
15
Given the representation of Chlorine, which circle would represent Fluorine?
A
C
B
D
16
Which pair of elements has the most similar chemical properties?
S and Ar
Ca and K
Mg and S
Mg and Ca
17
What is the name of the elements in group 1?
transition metals
alkali metals
metalloids
alkali earth metals
18
Nonmetal elements are located in which part of the periodic table?
Bottom left
Top center
Top Right
Bottom center
19
The atomic mass can be calculated by
adding the number of protons and the number of electrons
adding the number of protons and the number of neutrons
subtracting the number of protons minus valence electrons
subtracting the protons minus shielding electrons
20
Which of the following is the most electronegative element?
Fr
F
He
Na
21
What information does the atomic number provide?
number of protons
atomic mass
mass number
number of neutrons
