Periodic Table
Chemical Reactions
Acids and Bases
Types of Matter
Movement of Particles
100
What side of the periodic table are the metals on?
The left
100
What type of reaction happens when two (or more) substances come together to make one large compound?
Synthesis
100
A substance with a pH of 4 is considered what?
Acid
100
What is inside an atom?
Neutrons, protons, electrons
100
What is the particle theory of matter?
everything is made of up particles
200
What element has the symbol Xe
Xenon
200
What type of reaction is it when a compound breaks down into smaller pieces?
Decomposition
200
A substance with a pH of 11 is considered what?
Base
200
What is the difference between an element and a compound?
element has only one type of atom, compound has 2 or more
300
What does the 8 beside the symbol for Oxygen on the periodic table mean?
8 electrons and 8 protons
300
What is a reaction called when a substance comes along and bumps out another substances in a compound?
Single displacement
300
What happens if you mix bleach (a base) with hydrochloric acid?
They neutralize
300
What is the difference between a pure substance and a mixture?
Pure substance - only one type of compound Mixture - more than one type of compound
300
How do you speed up a chemical reaction? (hint: think date video)
concentration increase, volume decrease, temperature increase
400
Which elements are good conductors, metals or non-metals?
Metals
400
What reaction is it when one substance in each compound is bumped out and they switch spots?
Double displacement
400
Are acids sour or bitter?
Sour
400
What is the difference between a heterogeneous and a homogeneous mixture?
Heterogeneous - can tell the separate parts Homogeneous - cannot tell the separate parts
400
When a solution is saturated does that mean that it is very concentrated or not very concentrated?
Concentrated
500
Which element has more protons, Nickel (Ni) or Silver (Ag)?
Silver
500
List the 4 evidences of a chemical reaction
Light/heat, bubbles of gas, precipitate, colour change
500
Which acid is stronger, a pH of 1 or a pH of 4?
pH of 1
500
How do the particles in a liquid behave when heated?
They start to move faster
500
Sugar is being dissolved in water. What is the solute and what is the solvent?
Solute - sugar Solvent - water
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