WorksheetsIonic and Covalent Bonds
Total questions: 28
Worksheet time: 14mins
Why do elements bond?
To become unstable
To create a new element
To become stable
To create a new atom
Group numbers on the periodic table help us determine
The number of valence electrons
The number of protons
The number of neutrons
The atomic number
Valence electrons are found
in the innermost energy level of an atom
in the middle energy levels of an atom
in the outermost energy levels of an atom
In the nucleus of atoms
What do atoms that form positive ions tend to do?
lose electrons
gain electrons
lose protons
gain protons
An atom with 3 valence electrons "wants" a full shell, so it can either gain 5 or lose 3. Which is more likely to occur?
Gain 5
Lose 3
Nothing
How many Aluminum atoms are in Al2O3?
3
5
2
1
Write the correct formula for Sodium Chloride.
SC
SCl
NaCl
NaCl2
How do covalent bonds form?
By donating and receiving valence electrons between atoms.
By sharing protons between atoms
Opposite slight charges attract each atom in the compound.
Sharing valence electrons between atoms
What is the charge on a Hydrogen ion?
1+
1
2
0
1-
2+
1-
In the chemical formula for an ionic compound, which element is written first?
Metal
Non-metal
negative ion
neutral atom
If an atom has no charge, which of the following must be true?
It has more neutrons than protons or electrons.
There are only neutrons inside the atom.
Its number of protons is equal to its number of electrons.
The neutrons in the atom outnumber the electrons and protons.
Predict the type of bond between helium and fluorine.
ionic
covalent
metallic
no bond
What kind of bond will Potassium form with Sulfur?
ionic
covalent
metallic
no bond
How many atoms are in this molecule? C6H12O6
6
12
18
24
How many protons and electrons does a carbon atom have?
6 protons, 6 electrons
6 protons, 4 electrons
4 protons, 6 electrons
Not enough information
What charge will a Neon ion have?
+1
-1
-8
Neon does not form ions.
Salt is an example of what?
ionic compound
covalent compound
Atoms involved in a covalent bond are not charged, while atoms involved in an ionic bond are charged (negative or positive)
true
false
