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WorksheetsFormation of Ionic Bonds
Total questions: 25
Worksheet time: 10mins
How does oxygen become an oxide ion?
it loses 2 electrons
it gains 2 electrons
it shares electrons
it releases energy
What part of the atom does bonding involve?
protons
neutrons
all electrons
valence electrons
How many valence electrons do MOST atoms need to be stable?
2
8
electrons equal to number of protons
electrons equal to number of neutrons
In order to have a stable arrangement of 8 valence electrons, metal atoms are likely to _________electrons.
gain electrons.
lose electrons
gain protons
lose protons
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
When an atom loses an electron, it becomes a
positive ion
negative ion
neutral ion
neutral atom
Cations
Gain electrons, has an overall positive charge
Lose electrons, has an overall positive charge
Lose electrons, has an overall negative charge
Gain electrons, has an overall negative charge
Anions
Gain electrons, has an overall positive charge
Lose electrons, has an overall positive charge
Lose electrons, has an overall negative charge
Gain electrons, has an overall negative charge
What kind of bond forms between metals and nonmetals?
Ionic Bonds
Covalent Bonds
Both bonds
Neither bond
How many VALENCE ELECTRONS does Chlorine have?
2
7
8
10
17
Ionic bonds are formed when electrons get
Shared between two atoms
Removed from both atoms
Transferred from one atom to another
Added to both atoms
How many valence electrons does Mg have? (use the PTable)
1
2
3
4
5
How many valence electrons does Po (Polonium) have? (Use your PTable)
2
4
6
8
Ionic bonds typically form between
A metal and a nonmetal
Two nonmetals
Two metals
A metalloid and a metal
Atoms are most stable when their outer shell is complete.
True
False
Why do elements form chemical bonds?
Because they're friendly
To create a new element
To become stable
Because they all need to gain more electrons
If you were to draw the lewis dot structure for Germanium (Ge), how many dots would you put around it?
2
4
6
8
Cations _______ electrons, becoming _______ charged.
Gain; positively (+)
Gain; negatively (-)
Lose; positively (+)
Lose; negatively (-)
Anions ____ electrons, becoming _____ charged.
Gain; positively (+)
Gain; negatively (-)
Lose; positively (+)
Lose; negatively (-)
Metals (like Na) typically _____ electrons in the formation of ionic bonds.
Gain
Lose
Keep the same
Nonmetals (like Cl) typically ____ electrons when they form ionic bonds.
Gain
Lose
Keep the same
If an atom gains an electron It becomes?
Positive because you added atoms
negative because you added electrons
same because it's balanced
equal because now it's the same electrons
