Bohr-Rutherford Models
Ions
Properties of Chemicals
True or False
Name the Element
100
Where are neutrons found?
What is the nucleus
100
What is a positive Ion called?
What is Cation
100
What is it called when a gas changes to a liquid?
What is condensation
100
The attraction between particles in a liquid is weaker than in a gas.
What is false
100
What elements make up group 17?
What is halogens
200
Who discovered that electrons are in orbitals of different energy levels?
Who is Neils Bohr
200
What is a negative Ion called?
What is Anion
200
What are the five physical properties of milk?
What is colour, viscosity, state, texture and density
200
Noble gases have completely filled outer orbitals.
What is true
200
How many neutrons does potassium have?
What is 20
300
What are the rules that you need to find the amount of electrons, protons and neutrons in an atom?
What is Protons=Electrons=Atomic Number Neutrons=Mass-Atomic Number
300
What is the charge of N?
What is +3
300
What is it called when a gas turns to a solid?
What is sublimation
300
The attraction between two particles increases as the space between particles increases.
What is false
300
What is the name for KCl?
What is potassium chloride
400
Will Beryllium gain or lose electrons if its atomic number is 4?
What is Lose
400
What kind of ion, including number and charge, are formed by Alkali metals?
What is positive 1.
400
List five clues of a chemical change
What is colour change, temperature change, gas formation, odour and precipitate.
400
Gold is a very malleable and ductile metal.
What is true.
400
Name each element and the number of atoms for the following compound. 2NaHCO3
What is sodium 2 Hydrogen 2 Carbon 2 Oxygen 6
500
Draw a Bohr-Rutherford model for Chlorine
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500
Draw a Bohr-Rutherford diagram for a sodium ion.
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500
What are the four categories of matter?
What is mixture of elements, diatomic molecules, mixture of compounds, pure elements and pure compounds.
500
As gasses cool, they occupy smaller volumes.
What is true.
500
What is the formula for aluminum sulfide?
What is Al2S3
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