WorksheetsMetallic Bonding Ch 6 Sec 4
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
What is the basis of a metallic bond?
a)
the attraction of neutral metal atoms.
b)
the attraction between protons and neutrons.
c)
the attraction between positive metal ions and interlocking electrons.
d)
the attraction between positive metal ions and free floating electrons.
2.
There are more metals than non metals in the periodic table.
a)
True
b)
False
3.
At room temperature, most metals are
a)
liquid
b)
solid
c)
gas
d)
an alloy
4.
What does malleable mean?
a)
able to be shaped
b)
will break easily
c)
can be used for wire
d)
is shiny
5.
Which of these is NOT an alloy?
a)
bronze
b)
copper
c)
brass
d)
stainless steel
6.
Electrons that are free to move in metals
a)
delocalized electrons
b)
oxidation number
c)
chemical bond
d)
salts
7.
What is the ability of a substance to be pulled into a thin strand?
a)
Malleability
b)
Ductility
c)
Conductivity
d)
Solubility
8.
Why do metals have high melting points?
a)
They don't
b)
The negatively charged electrons act as a glue to hold the positively charged ions together.
c)
All the electrons become delocalised
9.
Why do metals conduct
a)
They are shiny
b)
The electrons are held tightly within the lattice
c)
The electrons are delocalised and able to move
d)
The electrons are shared between two metal ions
10.
Why does the melting point of metals increase across period 3, from Sodium (Na) to Aluminium (AI)?
a)
Size of atoms gets smaller
b)
Attraction force between nuclei and free electron increases
c)
Increased space between the valence electrons in the "sea"
d)
Increased number of valence electrons contributed to the "sea"
100 %
