WorksheetsBonding
Total questions: 24
Worksheet time: 25mins
Name
Class
Date
1.
Elements on the LEFT side of the periodic table will most likely form:
a)
Positive ions
b)
Negative ions
c)
Neutral Ions
d)
None of these
2.
An ionic bond forms when atoms ___________ electrons.
a)
gain
b)
share
c)
increase
d)
transfer
3.
Chemical bonds form when atoms
a)
combined nuclei
b)
give up neutrons
c)
gain protons
d)
share or transfer electrons
4.
If an atom loses two electrons what charge will it have?
a)
+ 2
b)
- 2
c)
+1
d)
-1
5.
If an atom gains one electron what charge will it have?
a)
-2
b)
-1
c)
+1
6.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
7.
A bond that forms when electrons are transferred is called a/an
a)
ionic bond
b)
covalent bond
c)
hydrogen bond
8.
The chemical bond formed when two atoms share electrons is called a(an) IONIC bond.
a)
True
b)
False
9.
How are covalent bonds explained?
a)
When one atom takes the other atom's electron
b)
When the atom shares an electron with an another atom
c)
When the two nucleus merge
d)
When the neutrons leave the nucleus
10.
Atoms joined together by SHARING electrons are?
a)
Ionic bonds
b)
Covalent bonds
c)
Metallic Bonds
d)
James Bonds
11.
What type of bond forms when 2 or more electrons are SHARED?
a)
Covalent bond
b)
Incomplete bond
c)
Ionic bond
d)
Metallic bond
12.
What type of bond forms between two or more atoms that are charged (+/-)?
a)
Covalent bond
b)
Incomplete bond
c)
Ionic bond
d)
Metallic bond
13.
Which of the following is an example of an IONIC COMPOUND?
a)
NaCl
b)
H2O
c)
CO2
d)
NO
14.
Which of the following is an example of a COVALENT COMPOUND?
a)
H2S
b)
KI
c)
CaCl2
d)
MgO
15.
What charge does a bromine (Br) ion have?
a)
-1
b)
-2
c)
-3
d)
-4
16.
What charge does a potassium (K) ion have?
a)
+1
b)
-1
c)
+2
d)
-2
17.
Name that Ion
Li+
Li+
a)
copper (III)
b)
lithium
c)
ladmium
d)
iodine
18.
Ionic bonds are between _______ and ________.
a)
nonmetals and nonmetals
b)
metals and metals
c)
metals and nonmetals
d)
none
19.
How does a positively charged ion form?
a)
An atom loses an electron
b)
An atom gains an electron
c)
An atom gains a proton
d)
An ionic compound dissolves
20.
In covalent bonding, electrons are
a)
shared
b)
transferred
c)
wiped out
21.
Covalent bonds tend to happen between two
a)
metals
b)
nonmetals
c)
metal and nonmetal
22.
Atoms want
a)
A full outer shell of electrons
b)
One electron short of a full shell
c)
kit kats
23.
The compound formed between lithium and chlorine is _________.
a)
ionic
b)
covalent
24.
This metal is very common. Which spelling is correct?
a)
iorn
b)
iren
c)
iron
100 %
