The atom
Periodic Table
Element/ Compound/ Mixture
Physical vs. Chemical
Balancing euqations
100
What is the particle that makes EVERYTHING up?
The atom
100
What is the Atomic Number for the element Strontium
38
100
What is an element?
A substance that has only one type of atom and cannot be broken down into any other substances
100
What is malleability?
To be able to shape a substance into something else
100
Where does a subscript go in a chemical formula?
on the bottom right hand side of an elements symbol
200
What type of charge does a Neutron have?
Neutral
200
How many electrons does the Element Oxygen have?
8
200
Element, Compound, Mixture of Elements, Mixture of Compounds, or Mixture of Elements and Compounds? Water
Compound
200
What is the following, a physical property or chemical property? Ability to burn
Chemical Property
200
When balancing equations what numbers do we NEVER change?
The subscripts
300
Name the three parts of an atom
Proton, Electron, Neutron
300
How many Neutrons does the element Xenon have?
77
300
What is a compound?
A substance that has one or more elements chemically bonded together.
300
What is the following: A physical change or a chemical change? Cutting a piece of fabric in half
Physical Change
300
How many atoms are in the molecule below: (see me for it)
N-1 H-3
400
What is an ion
An atom that has a positive or negative charge
400
What is the charge of the group Alkaline Earth Metals?
+2
400
Element, Compound, Mixture of Elements, Mixture of Compounds, or Mixture of Elements and Compounds? (see picture that I have)
Element
400
What is the diffreence between a physical property and a chemical oroperty
You can observe a physical property without changing the substance, chemical property can only be observed when it is changing.
400
Balance the equation of the back board. I want to see the coeeficients
See me
500
Name the very outside electrons that are on the last electron shell
Valence electrons
500
Draw the lewis dot structure for the element Gallium
See my drawing
500
Element, Compound, Mixture of Elements, Mixture of Compounds, or Mixture of Elements and Compounds? (see picture that I have)
Mixture of Compounds
500
100mL of a liquid has a mass of 300grams. What is its density?
3 g/mL
500
Balance the equation of the back board. I want to see the coeeficients
See me
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