Periodic Table
Acids or Bases
Chemical or Physical Change/Property
Balancing Equations
Matter, Elements, Formulas
100
The number of protons plus neutrons, bottom number in an element square
What is atomic mass
100
Litmus paper turns this color when in an acid
What is red
100
When the appearance of an object is changed
What is physical change
100
The number in front of a chemical formula
What is a coefficient
100
Two or more substance not chemically bonded together
What is mixture
200
These substances are brittle, insulators, and dull
What are nonmetals
200
The range of pH for a base
What is between 7 and 14
200
The melting point of a substance is...
What is physical property
200
Name the reactants in the following formula CO2 + H2O --> H2CO3
What are CO2 and H2O
200
Cl stands for
What is chlorine
300
The vertical columns in the periodic table
What are families or groups
300
The color phenolphthalein changes when added to a base
What is magenta (pink)
300
Putting on makeup is an example of
What is physical change
300
This is the number of oxygens in the products in the following equation: CO2 +3H2O +2O2--> 3H2CO3
What is 9
300
The chemical formula for salt
What is NaCl
400
What side of the periodic table are metals found?
What is left
400
The type of matter that is bitter and slippery
What is a base
400
When you change the substance and create a new substance
What is chemical change
400
the law related to the proper balance of chemical equations
What is law of conservation of mass/matter
400
positive particles inside of an atom, located at the nucleus
What are protons
500
How are elements arranged in the periodic table
What is by increasing atomic number
500
Name an example for each of the following -acid -neutral -base
What is (answers may vary except water is the only neutral example)
500
A property such as flammability
What is chemical property
500
Is the following equation balance or unbalanced CO2 +3H2O +2O2--> 3H2CO3
What is balanced
500
The chemical formula for sugar
What is C6H12O6
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