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Molecules, Compounds and Mixtures
Game Code: 122104
36
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Chemistry quiz
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leopoldo.castro
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"Building block" of all matter that surround us.
Atom
5
How many different types of atoms occur naturally in the Universe?
94
15
Have many different types of atoms have been made in laboratories?
24
20
Greek philosopher who suggested that everything was made up of tiny pieces.
Democritus
10
Substance that is made of just one kind of atom.
Element
5
Group of atoms joined tightly together.
Molecule
5
A molecule of oxygen is made from ............. atoms of oxygen joined together.
Two
5
The chemical symbol for .................. is O.
Oxygen
5
The chemical symbol for .................. is He.
Helium
15
The chemical symbol for .................. is Na.
Sodium
5
The chemical symbol for .................. is Cl.
Chlorine
5
The chemical symbol for .................. is C.
Carbon
5
Most common element found in the Earth's crust.
Oxygen
10
Most common metal found in the Earth's crust.
Aluminium
15
Element or Compound?
Compound
5
Element or Compound?
Element
5
Most common element found in the Universe.
Hydrogen
10
The rows in the Periodic Table are called...
Periods
10
The columns in the Periodic Table are called..
Groups
15
When you read each row across the Periodic Table, from left to right, the mass of the atoms ........................
Increase
10
Element with the smallest mass in the Periodic Table.
Hydrogen
15
Substance that are made up more than one kind of atom.
Compound
10
Chemical term for two atoms joining tightly together.
Bonding
15
Element or Compound?
Compound
5
What is the formula for Sodium Chloride?
NaCl
10
What is the formula for Carbon Dioxide?
CO2
10
What is the formula for Carbon Monoxide?
CO
10
Complete the word equation: Calcium + Carbon + ..................... = Calcium Carbonate
Oxygen
20
Different elements or compounds that are not joined together chemically.
Mixture
15
Compound or Mixture?
Mixture
5
Compound or Mixture?
Mixture
5
Compound or Mixture?
Mixture
5
Compound or Mixture?
Compound
5
Compound or Mixture?
Compound
5
Compound or Mixture?
Compound
5
Mixture of Carbon Dioxide, Nitrogen, Oxygen and Water Vapor.
Air
10
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