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WorksheetsMetals, Non-metals & Alloys
Total questions: 45
Worksheet time: 38mins
_____ is used in hardening of rubber
Sodium
Chlorine
Sulphur
Iodine
_______ are used in match sticks heads
Nickel
Neon
Sulfur
Phosphorus
The property of metals by which they can be beaten in to thin sheets is called
Sonority
Malleability
Ductility
None of the above
The property of metals by which it can be drawn into wires is
Malleability
Sonority
Lustrous
Ductility
Metals are
Hard
Lustrous
Sonorous
Non ductile
Which of the following can be beaten into thin sheets
Phosphorus
Zinc
Sulphur
Oxygen
Metals are good conductor of
Only heat
Only electricity
Heat and electricity both
None of the above
Which nonmetal is very essential for our life is
Iodine
Oxygen
Nitrogen
Chlorine
Non-metal used in water purification process
Oxygen
Nitrogen
Chlorine
Sulfur
The only metal known to occur in liquid form is
Mercury
Aluminium
Golg
Bronze
........... is the hardest known substance in nature
Graphite
Iron
Gold
Diamond
Non metal which is good conductor of electricity
Diamond
Oxygen
Graphite
Nitrogen
The chemical symbol for iron
Ir
Fe
I
Fn
Chemical symbol for Gold
Go
G
Au
Mn
The majority of elements in the periodic table are
metals
non-metals
Pots and pans are made of metals. Metals are ____ conductors of heat.
Good
Poor / Bad
Non-metals are ___ conductors of heat.
Good
Poor / Bad
At room temperature, a metal, such as gold (Au), can be invisible.
True
False
Define alloys
Metals
Mixture of two or more elements
A group of non-metals
Carbon compound
What makes steels
Iron + steels
Iron + carbon
Iron + antimony
Iron + iron3
Iron + vanadium
Which alloy is used in making medals?
aluminium
pewter
bronze
steel
Brass is an alloy made of
copper and zinc
copper and tin
copper and nickel
copper and aluminum
Bronze is an alloy made of
aluminum and magnesium
copper and tin
lead and tin
copper and nickel
‘Bronze is harder than copper’. Which of the following is the best to explain the statement?
Atoms in bronze are arranged closely packed and less empty spaces.
Layers of atoms in bronze do not easily slide past each other.
Atomic size of copper and tin is different.
Bronze is a mixture of copper and tin
Which of these pictures shows the particles in a solid, pure metal?
Steel can become stainless when alloyed with _____.
chromium and nickel
copper and zinc
tin and lead
iron aand carbon
Which metal is the best conductor of electricity?
Steel
Zinc
Copper
Brass
Alloys are created to improve the working properties and appearance of metals, they are made by combining two or more metals.
True
False
Which of the following is a property of a non-metal?
Lustrous
Low melting and boiling points
Malleable
Ductile
Which of the following is not a property of a metal?
Lustrous
Ductile
Brittle
Dense
All metal elements melt at the same boiling point.
True
False
Why do jewelers not create jewelry with pure gold, silver, or copper?
It is a soft metal, so it will rub or scratch away over time.
It will not be shiny.
It is impossible to find a pure form of these metals.
It is too hard to shape into a design.
Which of the following are alloys? (choose 3)
Lead
Bronze
Brass
Aluminium
Stainless Steel
Airplanes are made of pure aluminium.
True
False
Many alloys are softer than the elements that are in them.
True
False
