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Middle School: 6th, 7th and 8th Grade
Science
Atoms And Elements 2
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Q.1
Which are the three magnetic elements?
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Cobalt, nickel, iron
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Copper, nickel, iron
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Iron, aluminum, copper
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Iron, zinc, copper
Q.2
Which elements are in CoCO ?
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Cobalt, carbon, oxygen
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Cobalt, copper
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Copper, carbon, oxygen
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Copper, chlorine, oxygen
Q.3
What is the correct formula for H-H?
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2H
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H1H1
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H2
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H22
Q.4
The smallest part of an element that retains the identity (and the chemical properties) of that element is ...
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A chemical
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A molecule
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An atom
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An electron
Q.5
What is the correct symbol for Iron?
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Fe
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FE
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fe
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Ir
Q.6
How many atoms of sulfur are there in CuSO ?
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Four
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One
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Three
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Two
Q.7
Most of the elements in the periodic table are.....
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Gases
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Liquids
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Metals
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Non metals
Q.8
Which elements are in SO ?
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Sodium and oxygen
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Strontium and oxygen
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Sulfur and oxygen
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Tin and oxygen
Q.9
An element has.....
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Four names
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One name
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Three names
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Two names
Q.10
Which of the following metals is a liquid at room temperature?
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Lithium
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Magnesium
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Mercury
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Sodium
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