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WorksheetsChemical Bonding
Total questions: 30
Worksheet time: 15mins
Why do all bonds form?
To fill up the outer shell.
To achieve the one or duplet electronic configuration
An atom with 1 valence electron 'needs' a full shell, so it can either gain 7 electrons or lose 1. Which is more likely to occur?
lose 1 electron
gain 7 electrons
What two types of atoms make a covalent bond?
metal atom and metal atom
metal atom and non metal non atom
non metal atom and non metal atom
When an atom loses an electron, it becomes a _________.
noble gas
anion
cation
Atoms are most stable when their outer shell is full or complete.
True
False
Atoms involved in a covalent bond are not charged, while atoms involved in an ionic bond are charged (negative or positive)
True
False
What part of an atom is involved in chemical bonding?
proton
neutron
electron
How many valence electrons does hydrogen have?
1
2
3
4
Low melting point and low solubility in water are general properties of ______________________ compounds
ionic
covalent
all
Where are the non-metals located on the periodic table?
all over
On the left side of the "staircase"
On the right side of the "staircase"
Predict the bond that is formed between Phosophorus and Chlorine?
Ionic
Covalent
Metallic
H-bond
Which of the pair of elements form an ionic bond?
Magnesium and Oxygen
Magnesium and Sodium
Iron and Zinc
Nitrogen and Hydrogen
How many valence electrons are shown in the diagram?
16
7
6
2
TRUE OR FALSE: Ionic compounds have high boiling points because they consist of a strong ionic bond.
TRUE
FALSE
Examine the image: How many bonds are formed looking at the model of the compound? And also indetify what type of bond is formed.
2 bonds; covalent
4 bonds; metallic
2 bonds; ionic
4 bonds; covalent
Which of the following is true for ionic bonding & ionic compounds?
They must be made of ions with like charges.
The negative ion must be written first.
Compounds must have an overall charge of zero.
They are made of metals and nonmetals.
The positive ion must be written first.
Which best describes a triple bond?
3 shared pairs of electrons
3 shared electrons
a central electron with 3 atoms bonded around it
What is MOLECULAR GEOMETRY of this molecule?
Trigonal Pyramidal
T-Shaped
Square Pyramidal
Octahedral
What is MOLECULAR GEOMETRY of this molecule?
Linear
T-Shaped
Square Pyramidal
Octahedral
What is MOLECULAR GEOMETRY of this molecule?
Linear
See-saw
Square Planar
Octahedral
