WorksheetsLocating Electrons and Intro to Bonding
Total questions: 14
Worksheet time: 7mins
How many maximum electrons can exist in the fourth energy level of any atom?
64 electrons
32 electrons
16 electrons
4 electrons
Which sublevels are in the second energy level of an atom?
p and d
s and d
p and f
s and p
How many orbitals are in the third energy level of an atom?
18
4
9
36
Which quantum number identifies the energy level of the electron in an atom?
Principle Quantum Number
Angular Momentum Quantum Number
Magnetic Quantum Number
Spin Quantum Number
Which guideline for writing electron configurations states that electrons will enter an atom at the lowest possible energy level?
Pauli's Exclusion Principle
Hund's Rule
Aufbau Principle
The "Bus" Rule
Two electrons in the same orbital must _____________.
spin in the same direction
spin oppositely of each other
share the same set of 4 quantum numbers
What element is represented by the following electron configuration: 1s2 2s2 2p6 3s2?
Magnesium (Mg)
Sodium (Na)
Beryllium (Be)
Aluminum (Al)
Think about the orbital notation diagram for sulfur (S). How many unpaired valence electrons are there in a neutral atom of sulfur?
4
3
2
1
What Noble Gas would be used in the shorthand notation for chlorine (Cl)?
Argon (Ar)
Neon (Ne)
Sulfur (S)
Magnesium (Mg)
How many valence electrons are in a neutral atom of aluminum (Al)?
13
3
1
2
What type of bonding involves the transfer of electrons and the formation of ions?
Covalent Bonding
Transfer Bonding
Ionic Bonding
Metallic Bonding
What is the likely charge on an oxygen (O) ion?
-2
+2
-6
+6
What forms when an atom gains electrons?
Cation
Isotope
Onion
Anion
What charge is likely to form on a sodium (Na) ion?
+7
-7
+1
-1
