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WorksheetsAP Chemistry Atomic Structure
Total questions: 27
Worksheet time: 24mins
Looking at the following Mass Spectra and molecular ion, what element is possibly found in this compound??
Cl
N
Br
S
Cl or Al?
H or F?
As you move down a group on the periodic table, atoms get bigger. This is because ____________.
The atoms have more mass.
The atoms have more protons.
The atoms have more energy levels
The atoms have a greater nuclear charge
The element in Period 2 with the highest electronegativity is Cl. Why?
Cl is the largest and has the greatest effective nuclear charge
Cl is the smallest and has the lowest effective nuclear charge
Cl is the largest and has the lowest effective nuclear charge
Cl is the smallest and has the greatest effective nuclear charge
Put the following in order of increasing ionization energy (smallest to largest): Neon, Lithium, Carbon
Lithium, Carbon, Neon
Carbon, Lithium, Neon
Neon, Carbon, Lithium
Lithium, Neon, Carbon
Which graph shows the relationship between distance and force?
A reason why fluorine has a higher ionization energy than oxygen is that fluorine has a
more energy levels
larger nuclear charge
more valence electrons
less energy levels
What is the total number of electrons in a Cu+ ion?
28
29
30
36
What can be concluded if an ion of an element is smaller than an atom of the same element?
The ion is negatively charged because it has fewer electrons than the atom.
The ion is negatively charged because it has more electrons that the atom
The ion is positively charged because it has fewer electrons than the atom.
The ion is positively charged because it has more electrons than the atom
Which characteristics are associated with metals?
low ionization energy and low electronegativity
low ionization energy and high electronegativity
high ionization energy and low electronegativity
high ionization energy and high electronegativity
Which of the following factors contributes to the increase in ionization energy from left to right across a period?
an increase in the shielding effect
an increase in the size of the electron cloud
an increase in the number of protons
fewer electrons in the highest occupied energy level
Which of these has a greater electron affinity?
Na
K
Which of these has a greater electron affinity?
Si
Cl
