NEW
Font size
WorksheetsUnit 8 Quiz
Total questions: 40
Worksheet time: 1hrs 20mins
Which subatomic particle plays the greatest role in the chemical and physical properties of an element?
proton
nuetron
electron
positron
The maximum number of electrons that can fit into the 4th principal energy level is
2
8
16
32
How many orbitals does a d sublevel have?
1
3
5
7
How many orbitals does an f sublevel have?
1
3
5
7
How many electrons can a "d" sublevel hold?
5
10
6
2
How many electrons can a "p" sublevel hold?
1
3
6
8
Of the following sublevels, which is the highest in energy?
4s
3d
4p
5s
What is the shape of an "s" orbital?
Dumbbell shaped
Peanut shaped
Spherical shaped
Hybrid structure
1s22s22p63s23p64s23d10
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
Aufbau Principle
Hund's Rule
Pauli Exclusion Principle
Which of the three rules governing electron configuration are violated in the following incorrect electron configuration of an oxygen atom?
Aufbau Principle
Hunds's Rule
Pauli Exclusion Principle
Which of the three rules governing electron configuration are violated in the following incorrect electron configuration of an oxygen atom?
Aufbau Principle
Hund's Rule
Pauli Exclusion Principle
The set of quantum numbers for the last electron added to complete an atom of gallium Ga (atomic number 31) in its ground state is
4 0 0 - 1/2
3 1 0 - 1/2
4 1 -1 + 1/2
3 1 1 + 1/2
Which one of the following sets of quantum numbers is unacceptable?
4 3 -2 +1/2
3 0 0 +1/2
4 1 1 -1/2
5 2 -3 -1/2
Nickel (atomic number 28) has ___ unpaired electrons and is __________ .
2, paramagnetic
2, diamagnetic
3, paramagnetic
3, diamagnetic
Which of the following elements will be diamagnetic?
Na
Mg
Al
Si
Who is given credit for developing the first periodic table?
Mendeleev
Einstein
Lavoisier
Schrodinger
What element is found in Group 6A, period 3?
S
Se
Ar
Kr
Which of the following is the general electron configuration for the outermost electrons of elements in the alkaline earth group?
ns1
ns2
ns2np1
ns2np2
How many valence electrons does any halogen atom have?
1
3
5
7
Which configuration below is for an element that has four valence electrons?
1s22s2
1s22s22p4
1s22s22p63s2
1s22s22p63s23p2
How many valence electrons in an element with the electron configuration of 1s22s22p63s23p1 ?
1
3
7
8
As you go left to right across period 2 of the elements, size __________ because _________________________.
decreases; the number of protons increases but the number of shielding electrons remains constant
decreases; the number of protons increases and the number of shielding electrons decreases
increases; the number of protons increases but the number of shielding electrons increases as well
increases; the number of protons increases, but you are placing electrons in larger and larger orbitals
The noble gas atom with the largest atomic radius is:
Ar
He
Kr
Rn
Which atom has the largest atomic radius?
potassium (K)
rubidium (Rb)
francium (Fr)
cesium (Cs)
Which atom will have the largest radius?
O
F
S
Cl
Select the letter that correctly chooses the larger of the following two pairs of atoms or ions:
H or H−
Li or Li+
H, Li
H, Li+
H−, Li
H−, Li+
When you compare the size of a sodium ion (Na+) to a neon atom (Ne), which selection and reason is correct?
Na+ is larger than Ne because Na+ has more electrons
Na+ is larger than Ne because Na+ has more protons
Na+ is smaller than Ne because Na+ has more electrons
Na+ is smaller than Ne because Na+ has more protons
Ionization energy is:
the energy needed to add an electron to the atom.
the energy needed to remove an electron from an atom.
how much “pull” an atom has for an electron when bonded with another element.
the energy needed for a non-metal to form an anion.
Which of the following should have the largest first ionization energy?
O
F
S
Cl
Which choice is an element that has the pattern for its first six ionization energies shown above?
Al
Si
P
S
Electronegativity is:
the energy needed to add an electron to the atom.
the energy needed to remove an electron from an atom.
how much “pull” an atom has for an electron when bonded with another element.
the energy needed for a non-metal to form an anion.
Which element has the largest electronegativity?
O
F
S
Cl
The element with the lowest electronegativity in Period 3 is:
Na
Cl
Ar
Mg
Which of the following will have a higher electronegativity than arsenic (As)?
Phosphorus (P)
Germanium (Ge)
Antimony (Sb)
Bismuth (Bi)
