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100

What is anything that takes up space?

Matter

100

What cannot ever be changed in a chemical equation?

The subset cannot be changed

100

What is the thing that is found in the beginning of each part of a chemical equation? This can be changed to balance the equation 

Coefficient

100

What is the chart called where all the elements are arranged in a certain order?

Periodic Table 

100

How many elements are there?

118

200

What is the smallest part of matter?

An atom

200

What does the atomic number tell us?

The atomic number tells us the amount of protons and electrons an element has 

200

What is the difference between groups and periods on the periodic table?

Groups are the columns on the periodic tables so they go up and down. Periods are the rows on the table and go left to right 

200

What is the different electrical charges for protons, neutrons, and electrons?

Protons are positive

Neutrons are Neutral/Have no charge

Electrons are negative 

200

What are the three subatomic particles of an atom?

Proton, Electron, and Neutron 

300

Provide 5 elements on the periodic table

Answers may vary

300

Give an example of a physical change 

Splitting a piece of wood in half

300
Give an example of a chemical change

Burning a piece of wood

300

What is the final group on the periodic table known as? You could say they are sophisticated farts 

Noble Gases

300

What are the three categories on the periodic table. Hint one of them is Metals 

Metals, Metalloids, and nonmetals 

400

What is the difference between a chemical change and a physical change?

A chemical change is permanent and can not be turned backed to it original substance. A new substance is formed. A physical change is when the form of a substance changes, but a new substance is not formed  

400

Explain the difference between the atomic mass and the atomic number of an element 

The atomic number will tell us the number of protons and electrons in an elements nucleus. The atomic mass has to be used to find the number of neutrons in an element   

400

Where are the nonmetals, beside hydrogen found on the periodic table?

Upper right side of the table


400

What is the first group in the periodic table?

Alkali Metals 

400

What type of element is generally shiny 

metals 

500

What information can scientists pull from the periodic table? 

Proton number, electron number, neutron number, and location of where they are on the periodic table   

500

Why are there two series of elements that are separate from the rest of the periodic table?

The first group is separated because the electrons are not stable. The second category is created in a laboratory 

500

Balance this equation

___N2+____H2--->_____NH3 

1N2+3H2---->2NH3

500

Balance this equation

_____KClO3 -----> ____KCL +____O2

__2___KClO3 -----> __2__KCl +__3__O2

500

What scientist came up with the periodic table?

Dmitri Mendeleev