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Chemistry - Final Review Flashcards | StudBud
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Chemistry - Final Review
Chemistry - Final Review
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Answers
1
What type of chemical reaction is this?
decomposition
acid base neutralization
synthesis
single replacement
2
How many
neutrons
in Boron
4
10.81
6
5
3
What type of chemical reaction is this?
double replacement
decomposition
synthesis
single replacement
4
Energy levels and Planetary model
Albert Einstein
Neil Armstrong
Adam Pickford
Niels Bohr
5
In an ionic bond, atoms...
Give/take their valence electrons
Share their valence electrons
Lose all their outer shell electrons.
Lose protons from the nucleus.
6
The
atomic number
is equal to the number of ____________.
Protons and Electrons
Protons and Neutrons
Electrons and Neutrons
7
The elements in this family are not interested in bonding.
Boron family
Noble Gases
Halogens
Alkali Metals
8
Atomic Theory of Matter
Democritus
JJ Thomson
John Dalton
Ernest Rutherford
9
Ionic bonds occur between...
2 metals
A metal and a nonmetal
2 nonmetals
10
Nucleus
Ernest Rutherford
Democritus
JJ Thomson
John Dalton
11
Chemical formula of:
Nitrogen + Chlorine
NCl3
3NCl
NCl3
N3Cl
12
A covalent bond means that .....
electrons have been swapped
electrons have been put on Santa's naughty list and will not get presents.
electrons are not involved in the bond
electrons have been shared
13
Who came up with the term
atomos
?
Dalton
Democritus
Bishop
Caesar
14
Chemical formula of:
Si + F
SiF4
Si4F
Si2F4
Si4F2
15
What charge does a
proton
have?
Neutral
Negative
Positive
16
Atomos
John Dalton
JJ Thomson
Ernest Rutherford
Democritus
17
How are electrons shared in a metallic bond?
Finding free electrons
Double or Triple Bonds
A sea of flowing electrons
Adding more protons
18
How many
neutrons
does Aluminum have?
13
27-13=14
27
19
What type of chemical reaction is this?
synthesis
single replacement
double replacement
combustion
20
What type of chemical reaction is this?
double replacement
decomposition
single replacement
synthesis
21
Chemical formula of:
Beryllium Fluoride
BeF2
F2Be
BeF
Be2F
22
Chemical formula of: C + F
CF2
C4F
C2F4
CF4
23
What is chemistry?
The study of matter
The study of physics
The study of compounds
The study of reactions
24
What is the electron configuration of Nitrogen (N).
[Ne] 3s² 3p³
[He] 2s2 2p3
[He] 2s5 2p3
[Ar] 3d¹⁰ 4s² 4p³
25
How many
neutrons
does Lithium have?
7
4
3
10
26
Who discovered that atoms had shells or rings that surround the nucleus?
Thomson
Bohr
Rutherford
Chadwick
27
What is the electron configuration for Chlorine?
1s22s22p6
1s22s22p63s23p6
1s22s22p63s23p64s2
1s22s22p63s23p5
28
What do we use to find the number of
electron shells
?
Periods
Atomic Mass
Atomic Number
Groups
29
Covalent bonds form between...
Non-metals.
Potatoes.
Metals.
Metals and non-metals.
30
What are the three fundamental particles of an atom?
Protons, Neutrons, Electrons
Nucleus, Orbital, Electron Cloud
Positive, Neutral, Negative
Protons, Nucleus, Electrons
31
What is an anion??
Positively charged ion
Negatively charged ion
Neutral charged ion
Ion in the shape of an ion
32
What is the electron configuration for Silicon?
1s2 2s2 3s2 3p5
[Ne] 2s2 2p4
[Ne] 3s2 3d4
[Ne] 3s2 3p4
33
What is matter?
Matter is a something that will destroy things
I dont know
Matter is anything that has mass and takes up space
Matter is a word?
34
Where are
electrons
located?
Nucleus
Orbital
Thailand
Electron Cloud
35
What is the correct electron configuration for Helium (He)?
1s1
1s2 2s1
1s2 2s2 2p6 3s1
1s2
36
What is the electron configuration for Strontium?
1s2 2s22p5
[Ar]9s23d14s5
[Ne]3s2
[Kr] 5s2
37
What charge does a
neutron
have?
Negative
Chemical
Neutral
Positive
38
Who discovered the electron?
Rutherford
Chadwick
J. J. Thomson
Mrs. Williams
39
Choose the IONIC compound...
K2I
NO3
CO2
C3COOH
40
How many
protons
does this element have?
Carbon
6
12.01
C
41
The electrons involved in bonding are called ____________.
Lewis electrons
dipoles
valence electrons
s electrons
42
How many
electrons
does Helium have?
2
6
4
43
Who came up with the
Atomic Theory of Matter
?
Democritus
J.J. Thomson
John Dalton
Ernest Rutherford
44
Electrons have a _________ charge?
Negative
Positive
Neutral
chill vibes 🌊⛱
45
What is a cation?????
Neutrally charged ion
negatively charged ion
A cat with an ion
Positively charged ion
46
What type of chemical reaction is this?
decomposition
double replacement
combustion
synthesis
47
Who discovered the
nucleus
??
J.J. Thomson
Ernest Rutherford
Democritus
John Dalton
48
Electrons
John Dalton
JJ Thomson
Ernest Rutherford
Democritus
49
Where are
protons
and
neutrons
located?
Nucleus
Orbital
Nucleic Acid
Mitochondira
50
Choose the covalent compound.
MgO
CO2
NaF
NaCl
51
What type of chemical reaction is this?
synthesis
decomposition
acid base neutralization
combustion
52
The
atomic mass
is equal to the number of ____________.
p+ + e-
p+ + n0
e- + n0
53
What do we use to find the number of
valence electrons
?
Periods
Atomic Mass
Groups
Atomic Number
54
What is an atom?
Unit of importance
Unit of measure
Unit of cups
Unit of matter
