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Introduction to Chemistry Review Flashcards | StudBud
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Introduction to Chemistry Review
Introduction to Chemistry Review
40 terms
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Review for Introduction to Chemistry
Flashcards
40 cards
F
Practice quiz
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Host live
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Questions
40
Answers
1
How many elements are there in the Periodic Table?
117
119
118
120
2
What unit do we measure atomic mass by?
amu
a
gram
mL
3
The mass of an atom is determined by:
the number of its electrons
the number of its protons
the number of its neutrons
the combined number of its protons and neutrons
4
An atom is mostly _________.
empty space
packed tightly together
imaginary
5
What part of an atom has no charge?
Proton
Neutron
Electron
6
Contains most of the mass of an atom.
nucleus
protons
neutrons
atomic number
7
What is an atom made of?
Hydrogen, Protons, and Electrons
CHOCOLATE, CHOCOLATE, and CHOCOLATE!!!!
Helium, Neutrons, and Protons
Protons, Neutrons, and Electrons
8
What is an atomic mass?
How much an atom weighs. (Mass)
What the element is named.
How many protons there are in an atom.
How many neutrons are in an atom.
9
How many atoms of each?
6 atoms C, 12 atoms H and 6 atoms O
12 atoms C, 12 atoms H, and 12 atoms O
6 atoms C, 6 atoms H, and 6 atoms O
6 atoms C, 12 atoms H, and 12 atoms O
10
Is this an element, compound?
Compound
Element
11
Positively charged part of atom.
neutron
lepton
proton
electron
12
Made up of one specific type of atom.
Element
Molecule
Atom
Compound
13
There are the same number of
electrons and neutrons
neutrons and protons
protons and electrons
protons, electrons and neutrons
14
What is the name of this element?
Neon
Calcium
Oxygen
Hydrogen
15
Pure substance or not a pure substance?
not a pure substance
pure substance
16
What molecule is this?
water
nitrogen gas
methane
17
A subscript tells you what about an element?
the number of flowers you should plant
the number of elements in the equation
the number of atoms of each element
the number of atoms in the whole formula
18
True/False: This is a pure substance.
True
False
19
What are the number of chlorine atoms in NaCl?
1
10
0
2
20
Atom can make up anything
False
True
21
The atomic number tell us...
# of protons
your age
# of electron shells
# of electrons
22
What is the best definition of Chemistry?
girl i have no clue :(((
the study of matter
breaking bad
chemical fun time hehe
23
Favorite subject
Science
Social studies
ELA
Math
24
How many atoms make up water molecules?
3
5
6
2
25
How many protons does this element have?
12.01
C
Carbon
6
26
A compound......
Contains more than one element
Contains more than one atom
Contains some molecules or something, idk bro
Contains only one atom
27
Atoms are the basic unit of?
energy
protons
matter
electrons
28
The nucleus of the atom contains
electrons and neutrons
protons, electrons and neutrons
neutrons and protons
protons and electrons
29
Is this a molecule and a compound or just a molecule.
a molecule and a compound
huh?
what?
just a molecule
30
To find the number of neutrons...
I don't know...
subtract the atomic number from the atomic mass
add the atomic number and atomic weight
cheat & ask your neighbor
31
Element or Compound?
Compound
Element
32
A molecule is......
only one atom of each element
only one element of each atom
two or more mistakes in life
two or more atoms bonded together
33
Negatively charged part of an atom.
electron
quirk
neutron
proton
34
No subscript indicates that there is 1 oxygen atom
False
True
35
True/False: This is a pure substance.
False
True
36
What is an atom?
The basic unit of energy
The basic unit of matter
A type of matter
A type of energy
37
Number and type of atoms?
two atoms of hydrogen and one atom of oxygen
two atoms of oxygen and one atom of hydrogen
two atoms of water
two atoms of hydrogen and oxygen
38
How many Potassium, K atoms are present?
3
4
1
2
39
What molecule is this?
glucose
carbon monoxide
carbon dioxide
water
40
What is Matter defined as?
Anything that has mass and takes up space
Volume in an item
Weight
The amount of liquid in an object
