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WorksheetsMetals And Non-metals Olympiad
Total questions: 40
Worksheet time: 40mins
What is not a property of a metal?
Ductile
Sonorous
Malleable
Low melting point
Name the metal which is in liquid state.
Iron
Mercury
Zinc
Aluminium
What kind of densities do gases have?
high
medium
low
Which metal would be suitable for all of the following uses?
# Making aircraft bodies
# Making food containers
# Making overhead power cables
aluminium
mild steel
gold
pure iron
The correct pair of best conductors of heat are
Alluminium and Silver
Copper and Silver
Silver and Zinc
Zinc and Magnesium
Elements do not react with oxygen even at high temperature are
Gold and Silver
Magnesium and Alluminium
Sodium and Potassium
Copper and Zinc
Zn, Fe, Al and Mg. When we arrange these elements in the ascending order of their
reactivity series we get
Mg < Al < Zn < Fe
Al < Mg < Fe < Zn
Zn < Al < Mg < Fe
Fe < Zn < Al < Mg
Hydrogen gas is not liberated when a metal reacts with HNO3. This is because
HNO3 is a
Weak oxidizing agent
Strong oxidizing agent
Weak reducing agent
Strong reducing agent
Alloys are the
Heterogenous mixture of metals and non-metals
Heterogenous mixture of two or more metals
Homogenous mixture of metals and non-metals
Homogenous mixture of two or more non-metals
Identify the correct group of soft metals from the following
Sodium, Alluminium and Copper
Sodium, Potassium and Lithium
Copper, Manganese and Magnesium
Zinc, Barium and Lithium
Observe the given information with respect to some elements and choose the correct name of the elements
Elements A B C D
Electrons K 2 2 2 2
L 8 8 6 8
M 1 8 0 4
N 0 1 0 0
A is Silicon, B is Sodium, C is Potassium
and D is Oxygen
A is Potassium, B is Oxygen, C is Sodium
and D is Silicon
A is Oxygen, B is Silicon, C is Potassium and
D is Sodium
A is Sodium, B is Potassium, C is Oxygen and D is Silicon
The handle in this picture is covered in a ___.
metal
non-metal
At room temperature, a non-metal, such as oxygen (O), can be invisible.
True
False
If iron nails are added to zinc sulphate solution ,the possible observation can be
No reaction takes place
A silvery white coating appears on iron nails
A black coating appears on iron nails
A pale green colour of solution is seen
option 1
The electronic configurations of three ele¬ments X, Y and Z are X — 2, 8; Y — 2, 8, 7 and Z — 2, 8, 2. Which’of the following is correct?
X is a metal
Y is a metal
Z is a non-metal
Y is a non-metal and Z is a metal
Which one of the following metals do not react with cold as well as hot water?
Na
Ca
Mg
Fe
Which of the following oxide(s) of iron would be obtained on prolonged reaction of iron with steam?
FeO
Fe2O3
Fe3O4
Fe2O3 and Fe3O4
Which one of the following four metals would be displaced from the solution of its salts by other three metals ?
Mg
Ag
Zn
Cu
Although metals form basic oxides, which of the following metals form an amphoteric oxide ?
Na
Ca
Al
Cu
Al2O3 + 2NaOH → …… + H2O
Al(OH)3
Na2O
NaAlO2
AlNaO2
Which of the following metals catch fire on reaction with air?
Magnesium
Manganese
Potassium
Calcium
Metals, except Al and Zn, react with oxygen to form _______ oxides.
acidic
neutral
amphoteric
basic
What is just so typical of NON-metals?
They don't know what colours go well together.
Malleable.
Form acidic oxides.
Good conductors of electricity.
High melting points.
Unknown element W has 2 valence electrons. Unknown element X has 7 valence electrons. Which formula shows the most likely outcome when elements W and X react?
WX
WX2
W2X
W2X2
What is the formula for copper(II) sulfate?
Amphoteric oxides react with both acids and alkali to form salt and water.Pick the amphoteric oxide
Aluminium oxide
calcium oxide
zinc oxide
Both aluminium and zinc oxide
The metal that will release hydrogen gas on reacting with Dilute nitric acid will be:
Sodium
Iron
Magnesium
Zinc
