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Covalent and Ionic bonding

Total questions: 10

Worksheet time: 15mins

Name
Class
Date
1.

What two types of atoms make a covalent bond?

a)

2 non-metals

b)

1 metal and 1 non-metal

c)

2 metals

2.
In chemical compounds, covalent bonds form when
a)
the electronegativity difference between two atoms is very large.
b)
electrons are completely transferred between two metals.
c)

pairs of electrons are shared between two non-metal atoms.

d)

two non-metal atoms are attracted to each other by opposite charges.

3.
What is it called when atoms share two pairs of electrons?
a)
A double bond
b)
A single bond
c)
A triple bond
d)
A quadruple bond
4.

Anions have a ____ charge.

a)

positive

b)

negative

c)

neutral

5.

Identify the charge for Chlorine (Cl)

a)

1-

b)

1+

c)

2-

d)

2+

e)

3-

6.

In ionic bonding, valence electrons are _______.

a)

shared

b)

transferred

c)

destroyed

7.

Ionic bonds occur between

a)

metal and metal

b)

metal and nonmetal

c)

nonmetal and nonmetal

8.

Select the chemical formula for calcium nitride.

a)

Ca2N3\text{Ca}_2\text{N}_3  

b)

Ca3N2\text{Ca}_3\text{N}_2  

c)

Ca(NO3)2\text{Ca}\left(\text{NO}_3\right)_2  

d)

CaNO3 2\text{Ca}\text{NO}_{3\ 2}  

9.

State the chemical formula for potassium oxide.

a)

K2O\text{K}_2\text{O}   

b)

KO2\text{K}\text{O}_2  

c)

P2O\text{P}_2\text{O}  

d)

K2O1\text{K}_2\text{O}_1  

10.
What is the name of N2O3
a)
Nitrogen trioxide
b)
Dinitrogen oxide
c)
Dinitrogen trioxide
d)
Nitrogen oxide