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Q1 Chem Review Flashcards | StudBud
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Q1 Chem Review
Q1 Chem Review
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Q1 Chem review
Flashcards
22 cards
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Practice quiz
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Questions
22
Answers
1
If 6.0g A combines with 23g B, then how much element A would be needed to combine with 46g B?
36.0 g
12.0 g
3.0g
23 g
2
What is the angular momentum quantum # of Iron?
1
2
-1
3
3
Most of the volume of the atom is occupied by the
nuclides
electrons
nucleus
protons
4
Whose experiments proved the existence of the atom's nucleus?
Dalton
Bohr
Rutherford
Chadwick
5
Which series of elements are mostly radioactive?
actinides
halogens
chalcogens
lanthanides
6
Applied research is carried out in order to
by accident
in order to make money
to learn basic information
solve a problem
7
How many electrons occupy a 4f orbital?
14
2
7
32
8
The original atomic theory was conceived by
Rutherford
Bohr
Dalton
Avogadro
9
If one or more electrons has moved to a higher energy level, the atom is
excited
heavier
grounded
faster
10
Matter includes all of the following
except
smoke
steam
air
light
11
Microwaves and Xrays have the same
energy
frequency
speed
wavelength
12
The total number of protons and neutrons in the nucleus of an atom is its
Avogadro's #
mass #
avg. atomic mass
atomic #
13
Which of the following observations is quantitative?
the liquid boils at 373K
the liquid tastes bitter
the liquid turns red
the liquid is cloudy
14
A measurement that closely agrees with an accepted value is best described as
reproducible
accurate
precise
significant
15
How many total electrons fill the 4th energy level?
32
8
10
16
16
The energy of a photon is related to its'
size
frequency
mass
speed
17
Which state of matter has a definite volume but no definite shape?
liquid
gas
solid
plasma
18
How many centimeters are in 1 meter?
<p>1000</p>
1/100
<p>10</p>
100
19
Which of the following is a halogen?
<p>Br</p>
O
Ne
Li
20
What is the mass of 2 moles of lithium atoms?
6 g
14 g
7 g
3 g
21
How many orbitals are in an f sublevel?
4
2
7
14
22
Which of the following is NOT a physical change?
burning
cutting
grinding
boiling