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WorksheetsPA-7H
Total questions: 13
Worksheet time: 7mins
What is the chemical formula for Sulphur
U
Su
Na
S
What is the chemical formula for Carbon
Cb
A
Ca
C
What is Elements?
Elements are the smallest particle of a
substance.
When two or more atoms join
together to form an Elements
An element is a pure substance that is made up of
only one kind of atoms
An Element is a substance that is formed
when two or more elements combine
chemically.
Chemical symbol for sodium
So
No
S
Na
What is the Chemical Symbol of Copper?
C
Co
Cu
Cp
What is the Chemical Symbol of Iron?
Fe
Io
F
Ir
Ca is
calcium
carbon
calcite
carbonate
H is
hydrogen
hydrate
hydroxyl
halite
Which of the following is a metal.
Carbon
Hydrogen
Gold
nitrogen
Metals can be hammered into thin sheets. This property is called
ductility
sonority
malleability
strength
Calcium + Fluorine -->
Calcium fluorine
Calcium fluoride
Fluorine calcium
Fluoride calcium
What does the "thermal" in thermal decomposition mean?
sulfur
catalyst
heat
oven
