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Class 7 Science
The World of Metals and Non metals Chapter 4 Quiz 5
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Which property of metal makes it a good choice to make a car engine from?
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it has luster
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it has a high melting point
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it conducts electricity
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it has magnetism
Which is NOT a property of most metals?
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they have a very high melting point
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they are not good at conducting electricity
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they are good conductors of heat
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they have luster
Which metal is often used to make electric wires?
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Zinc
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Copper
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Bronze
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Steel
Look at the periodic table that is provided. Where would nonmetals be located?
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to the left of the table
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to the right of the table
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in the zigzag line
Which of these grouping of elements could have the characteristic of brittle?
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Metal
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Nonmetal
Some characteristics of a metal are that it is malleable and ductile.
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TRUE
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FALSE
Which elements are found on the left to middle of The Periodic Table?
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Metals
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Nonmetals
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Metalloids
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Candles
Which of the following is a characteristic property of nonmetals?
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A) High electrical conductivity
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B) Malleability
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C) Brittleness
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D) Ductility
Which metal is commonly used in the construction of aircraft due to its lightweight and strength?
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A) Iron
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B) Aluminum
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C) Copper
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D) Lead
In a laboratory experiment, a student observes that a substance is shiny, conducts electricity, and can be hammered into thin sheets. What type of element is this substance most likely to be?
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A) Nonmetal
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B) Metalloid
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C) Metal
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D) Noble gas
Which of the following elements is a liquid at room temperature and is classified as a metal?
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A) Mercury
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B) Bromine
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C) Gallium
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D) Francium
Which of the following is ametal?
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Sulfur
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Iron
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Oxygen
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Carbon
Which property is characteristic of non- metals?
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Malleability
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Ductility
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Brittle
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Luster
Which metal is liquid at room temperature?
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Mercury
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Sodium
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Aluminum
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Lead
What is the common property of metals?
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Poor conductors of heat
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High melting points
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Dull appearance
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Non-malleable
Which of the following is a non-metal?
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Magnesium
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Chlorine
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Copper
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Zinc
Which of these elements is typically a good conductor of electricity?
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Sulfur
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Graphite
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Phosphorus
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Argon
Metals generally react with acids to produce:
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Salt and hydrogen gas
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Water
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Carbon dioxide
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Oxygen
Which non-metal is essential for respiration?
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Nitrogen
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Oxygen
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Helium
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Argon
Which of the following metals is used ni making electrical wires?
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Iron
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Aluminum
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Gold
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All of the above
What type of bond is formed between metals and non-metals?
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lonic bond
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Covalent bond
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Metallic bond
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Hydrogen bond
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