Kahoot - Electrons in Atoms
How many energy sub-levels are in the first principal energy level?
1
How many orientations can an s orbital have about the nucleus?
1
What is the maximum number of s orbitals in any single energy level in an atom?
1
Which lists atomic orbitals in the correct order they are filled using the Aufbau principle?
1s 2s 2p 3s 3p 4s 3d 4p 5s
How many energy sub-levels are in the second principal energy level?
2
Which is the correct number of valence electrons in the element Calcium (Ca)?
2
How many energy sub-levels are in the third principal energy level?
3
How many orientations can an p orbital have about the nucleus?
3
What is the maximum number of p orbitals in any single energy level in an atom?
3
How many total electrons are in a stable ion of a rubidium atom?
36
An orbital that can never exist according to the electron configuration of an atom is
3f; 2d
How many energy sub-levels are in the fourth principal energy level?
4
Which is the correct number of valence electrons in the element Carbon (C)?
4
What is the maximum number of d orbitals in any single energy level in an atom?
5
Which is the correct number of valence electrons in the element Sulfur (S)?
6
How many electrons are in the highest occupied energy level of a neutral chlorine atom?
7
What is the maximum number of f orbitals in any single energy level in an atom?
7
The element with electron configuration 1s2 2s2 2p6 3s2 3p6 is
Ar (Z=18)
The sequence in which energy sub-levels are filled is specified by
Aufbau principle
Which rule requires each 3p orbital to receive 1 electron before any can have 2 electrons?
Hund's rule
The element with electron configuration 1s2 2s2 2p6 3s2 3p6 4s1 is
K (Z=19)
Which rule requires that electrons in an orbital must have an opposite spin?
Pauli exclusion principle
The element with electron configuration 1s2 2s2 2p6 3s2 3p4 is
S (Z=16)
What is the shape of the 2p atomic orbitals?
dumbbell
If electrons in an atom do not have the lowest possible energies, the atom is in the
excited state
How many electrons will oxygen gain or lose to form a stable ion?
gain 2 electrons
If electrons in an atom have the lowest possible energies, the atom is in the
ground state
How does the energy of an electron change when the electron moves away from the nucleus?
it increases
How many electrons will calcium gain or lose to form a stable ion?
lose 2 electrons
The number 2 in the symbol 3s2 indicates the ____.
number of electrons in the orbital sublevel
The Aufbau principle states that an electron
occupies the lowest available energy level
A three-dimensional region around a nucleus where an electron may be found is called a(n)
orbital
The letter "d" in the symbol 4d2 indicates the ____.
oribital shape
The number 4 in the symbol 4p2 indicates the ____. W
principal energy level
When an electron moves from a higher to lower energy level, the electron ____.
releases a quantum of energy
The 1st four sub-levels with the maximum orbitals that can be accommodated in the sub-level are
s:1, p:3, d:5, and f:7
The 1st four sub-levels with the maximum electrons that can be accommodated in the sub-level are
s:2, p:6, d:10, and f:14
What is the shape of the 4s atomic orbitals?
sphere
