stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Electron Configuration Flashcards | StudBud
Explore
/
Electron Configuration
Electron Configuration
22 terms
·
StudBud Administration
·
3,390 plays
Practicing basic electron configuration in relation to the periodic table. Valence electrons too.
Flashcards
22 cards
F
Practice quiz
P
Host live
L
Questions
22
Answers
1
An element is in the block labeled 4. Which of these electron configurations could it have?
1s2 2s2 2p6 3s2
1s2 2s2 3p2
1s2 2s2 2p2
1s2 2s2 2p10 3s2 3p1
2
What happens to an element that has a partially filled p orbital when it becomes an ion?
It loses the electrons in the p orbital.
It loses electrons in the p and s orbitals.
It adds electrons to finish filling the p orbital.
It rearranges the electrons that it already has.
3
What is the correct abbreviated electron configuration for iodine?
[Xe] 5s2 4d10 5p5
[Kr] 5s2 4d10 5p5
[Kr] 5s2 5p5
[Kr] 5s2 5d10 5p5
4
How many valence electrons would you expect an element in Group 15 to have?
3
15
5
It depends on the row that it is in.
5
Which two elements are in the same period?
C and N
B and Al
Ne and Ni
Ca and Mg
6
Helium is in Group 18. Its atomic number is 2. How many valence electrons does it have?
8
18
2
7
Which two elements would have the same number of valence electrons?
Any two elements if are both metals.
Two elements in the same group.
Any two elements if they are both nonmetals.
Two elements in the same period.
8
What sublevel is filled after 4s?
4d
4f
4p
3d
9
What sublevel is filled after a 5p?
4d
6s
5s
4f
10
Vanadium is a transition metal. What is the last part of its electron configuration?
a p orbital
an f orbital
an s orbital
a d orbital
11
Which of the electrons in this configuration are valence electrons? 1s
2
2s
2
2p
6
3s
2
3p
3
all of them
3p3
2p6 3s2 3p3
3s2 3p3
12
The atomic number of fluorine is 9. What is its correct electron configuration?
1s9
1s2 2s2 2p5
1s2 2s2 2p6
1s2 2p7
13
What group has its last valence electron enter and fill the s sublevel?
Group 1 - the alkali metals
Group 2 - the alkaline earth metals
Group 17 - the halogens
Group 18 - the noble gases
14
Sulfur has the electron configuration of 1s
2
2s
2
2p
6
3s
2
3p
4
. How many are valence electrons?
6
16
4
2
15
How many valence electrons will a noble gas element have?
6 p electrons
2 s electrons
It depends on the atomic number of the element.
8 electrons in s and p
16
Which of the following element pairs are in the same group (family)?
Na and Ca
B and Be
O and Cl
C and Si
17
What orbitals are being filled as you go across the lanthanide series?
in the s sublevel
in the p sublevel
in the d sublevel
in the f sublevel
18
What is happening in the transition metals?
Filling in d orbitals
Filling in s orbitals
Filling in p orbitals
Filling in f orbitals
19
Which part of the periodic table is filling in an s orbital?
Lanthanide and Actinide series
Transition metals
Alkali metals and alkaline earth metals
Halogens and Noble Gases
20
Which section of the periodic table is filling the p sublevel?
4 only
4 and 5
1
3
21
How many electrons are in a d sublevel?
6
10
2
8
22
What happens to an element with a partially filled s orbital when it becomes an ion?
It loses the s electrons so as to drop to the previous completed level.
It adds electrons to complete the s orbital.
It rearranges the electrons that it has.
It gains enough electrons to complete the whole level.
