Show:
Misc.
Elements
Scientists
Physical and Chemical Changes
Terms
100
What is an example of a heterogeneous mixture?
What is pizza dough, salad, trail mix etc.
100
Name the 3 types of elements.
What is metals, nonmetals, and metaloids?
100
What did Dmitri Mendeleev do?
What is create the Periodic Table?
100
What is a physical change
What is a change in shape, state, or size.
100
The study of matter and the transformations it can undergo.
What is Chemistry?
200
Name an example of a homogeneous mixture
What is blood, wine, sugar water etc.
200
How many elements are on the Periodic Table
What is 118 elements?
200
What did Rutherford do?
What is invent the nuclear model?
200
What is a chemical change?
What is a change of substance?
200
These are known as the rows in the periodic table of elements.
What is Periods?
300
What is the Standard Temperature and Pressure?
What is 0*C and 1 atm?
300
This atom has the atomic number of 4.
What is Beryllium?
300
What did JJ Thompson do?
What is create the "Plum Pudding Model?"
300
Name a chemical change
What is firework, rusting of iron, a cooked egg, baking a cake etc.
300
This is the vertical column of elements in the periodic table.
What is group?
400
Describe an acid
What is sour taste, react with metals, and turn indicator colors.
400
What is the symbol for Neon?
What is Ne?
400
What did Niel Bohr invent?
What is develop an accurate mathematical model of the hydrogen atom?
400
Name a Physical Change.
What is glass shattering, melting an ice cube etc.
400
An ion with a positive charge
What is a cation?
500
Describe a base.
What is bitter, slippery, and reacts with acids.
500
What is the compound name for CBr2?
What is Carbon Tetrabromide?
500
What did Amadeo Avogadro do?
What is discover the mole formula?
500
An ion with a negative charge.
What is anion?