Scientific Notation
Metric System
Atomic Theory
The Atom/Periodic Table
Miscellaneous
100
9.80005 x 10^2
What is 980.005 in scientific notation?
100
Convert 40 g to kg
40000 kg
100
True or False: Dalton discovered that the atom contained a nucleus.
False
100
A row in the periodic table is called what?
Period
100
What is a valence electron
Electrons in the last orbit of an atom.
200
What is 4.57 x 10^-2 in standard notation?
.0457
200
How many centimeters are in 650 Dm?
What is 650,000 cm
200
In what year did J.J Thomson discover that there were positive and negative charges in the atom?
1897
200
What is the name for group 1 of the periodic table?
Alkali metals
200
How many families are there on the periodic table?
10
300
What is 89,000,006 in scientific notation?
8.9000006 x 10^7
300
78.5 Hl is how many ml?
7850000 ml
300
How did Rutherford contribute to the modern atomic model?
Discovered that atoms had a nucleus.
300
The transition metals start at group____ and end at group ______.
3 and 12
300
What happens to the kinetic energy of a molecule when you increase temperature?
Kinetic Energy Increases
400
What is .00500009 written in scientific notation?
5.00009 x 10^-3
400
678,989,456.567 cg is how many kg?
What is 6789.89456567 kg
400
Democritus stated that atoms were both ___________ and _____________.
Indestructible and Indivisible.
400
Name the 2 groups on the periodic table that are the most reactive
Alkali Metals Halogens
400
What is the fourth state of matter AND what is it made of?
Plasma- Ionized Gas
500
What is wrong with this number: 45.78 x 10^-2 and how would it be written correctly?
Decimal in the wrong place 4.578 X 10^-1
500
How many Dl is 0134 dl?
What is 13400 dl
500
What year did Bohr discover that electrons circled the nucleus in orbits?
1913
500
Why are noble gases the most stable elements on the periodic table?
They have a full octet (all 8 valence electrons)
500
What is a covalent compound?
Compound in which electrons are shared.
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