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Fall semester ADV Chemistry Review Flashcards | StudBud
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Fall semester ADV Chemistry Review
Fall semester ADV Chemistry Review
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Basic Periodic Table
Flashcards
71 cards
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Practice quiz
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Questions
71
Answers
1
What is the VSEPR structure of H
2
O?
Bent
Trigonal Pyramid
Linear
Trigonal Planar
2
What would the electron dot diagram look like for Sb?
dippin dots
no dots
2 dots
5 dots
3
What is the shorthand electronic configuration of Vanadium?
[Ar]3d34s2
[Ar]3d104s1
[Ar]3d54s1
[Ar]3d24s2
4
The electronic configuration of Manganese is:
1s2 2s2 2p6 3s2 3p6 4s1 3d6
1s2 2s2 2p6 3s2 3p6 4s2 4d5
1s2 2s2 2p6 3s2
1s2 2s2 2p6 3s2 3p6 4s2 3d5
5
What is the correct nomenclature for this compound?
decaphosphourus tetroxide
tetraphosphourus decasulfide
tetroxide decaphosphate
decasulfide tetraphosphate
6
I have 5 shells or orbitals and 7 valence electrons what element am I?
Cl
I
Al
Rb
7
How many neutrons are in the element Y?
88
50
49
89
8
What is the Aufbau Principle?
First it the worst second is the best.
electrons occupy the orbitals of lowest energy first.
an atomic orbital may describe at most two electrons
electron occupy the orbitals or highest energy first
9
The period number tells you....
The number of shells or energy levels
the atomic mass
number of valence electrons
number of protons
10
Which of these are in order of INCREASING electronegativity?
N, Be, F
N, F, Be
F, N, Be
Be, N, F
11
Naming Ionic Compounds
Calcium Carbonate
Calcium Trioxide
Calcium Hydroxide
Calcium Tricarbonate
12
What are isotopes?
The same element but different number of protons
They are all the same
the same number of protons but different number of neutrons
The same elment but differnt number of electrons
13
Which group has the highest ionization energy?
Noble Gases
Alkali Earth Metals
Halogens
Alkali Metals
14
How many orbitals or shells does the element Ne have?
10
8
20
2
15
Who discovered that the atom contained a nucleus?
Thomson
Bohr
Rutherford
Aristolte
16
What element is this a Bohr model of?
Boron
Nitrogen
Beryllium
Lithium
17
Which element has the highest ionization energy?
Lithium
Boron
Oxygen
Nitrogen
18
The sum of the oxidation numbers or charges as superscript in an ionic compound must add up to
8
6
2
0
19
Which of the following formulas is correct for a compound of aluminum and sulfur?
AL2S3
AlS2
Al2S3
Al3S2
20
Based on the periodic trends, which element has the smallest atomic size/radius?
Ca
F
Os
C
21
Compound names and formulas are listed below. Which name is
incorrect
?
nitrogen pentaoxide N2O5
sulfur tetrafluoride, SF4
carbon disulfide, CS2
boron trifluoride BF3
22
Which elements are arranged in order of increasing ionization energy?
Mg, Ca, Sr
Si, Al, Mg
Sr, Mg, Ca
Mg, Al, Si
23
What do ionic compounds consist of?
Dissolve in water
Attracted by postive and negative charges
Made up of Ions
Take or Gain electrons
24
What's the difference between naming ionic and covalent compounds?
You add charges to the ionic compounds
Don't choose this option, it's wrong.
You use prefixes for ionic compounds.
You use prefixes for covalent compounds.
25
Which element has the LOWEST ionization energy?
He
F
Fr
H
26
Naming
Covalent Compounds
Sodium Chloride
Disulfur dichloride
Disodium monochloride
Disulfur dicalcium
27
Which of the following atoms has the largest electronegativity
O
P
In
Ge
28
Which compound has a polar covalent bond?
MgCl2
F2O
KI
NaCl
29
What number in the periodic table of an element tells you the number or electrons as well as protons?
Family Number
Atomic Mass
Atomic Number
Period Number
30
Electronic configuration determines the physical and chemical properties of elements.
True
False
31
Hunds Rule states that...
electrons must pair up with opposite spins.
electrons like to have high energy.
e- go into empty, equal energy orbitals before pairing up.
electrons like to be in the lowest energy possible.
32
I have 4 rings and 3 valence electrons what element am I?
Boron
Potassium
Silicon
Gallium
33
How many valence electrons are in the element Ba?
56
137
81
2
34
What group does the element Indium belong to?
2
5
13
49
35
Which part of the atom has a neutral charge?
neutron
proton
electron
nucleus
36
I have 8 valence electrons. and 5 shells what element am I?
Radon
Xenon
Argon
Iodine
37
Periodic Trends:
Which of the following elements has the largest atomic radius?
P
none of the above
Ge
O
38
Which ions are isolectronic with Ne?
F- only
None of them
Na+ only
F- and Na+
39
What part of the electromagnetic spectrum can be directly observed by humans?
Ultraviolet light
Radio waves
Gamma rays
Visible light
40
What is the VSEPR structure of CH
4
?
Tetrahedral
Trigonal Pyramid
Trigonal Planar
Linear
41
Which element has the highest electronegativity?
H
F
Fr
He
42
A major difference between writing formulas/naming ionic and covalent compounds is:
the criss-crossing of charges in ionic bonds
the use of prefixes in covalent bonds
the criss-crossing of charges in covalent bonds
the use of prefixes in ionic bonds
43
The Pauli Exclusion Principle says:
Electrons will spread apart within an orbital if they can
Only 2 electrons can occupy an orbital
Electrons fill the lowest energy level first
Electrons in the same orbital must have opposite spins
44
How many protons are in the element W?
77
78
74
183
45
Atomic size _______ down the group and _____ across the period .
increases, increases
increases, decreases
decreases,decreases
idk
46
Name the Ionic Compound
Boron Nitrogen
Boron Nitrate
Barium Nitrate
Barium Nitride
47
A certain photon of light has a wavelength of 4.22x10
-7
nm (1 nm = 10
-9
). What is the frequency? (v=c/λ) c= 3X10
8
ms
-1
-1.41x1015
1.41x10-15
7.11Hz
7.11x1014 Hz
48
Solubility and hardness are Physical properties
False
True
49
How many Neutrons are in the element Kr?
84
8
48
36
50
The electromagnetic spectrum from
left to right
, the wavelength _____ and the frequency_____.
Increases; Increases
Decreases; Decreases
Decreases; Increases
Increases; Decreases
51
What instrument is NOT usually used in a chemistry lab?
Bunsen burner
Light microscope
Boiling tube
Burette
52
What element is this?
Nitrogen
Beryllium
Oxygen
Neon
53
Who discovered the electron?
Thomson
Rutherford
Bohr
Daulton
54
Naming covalent compounds: P
2
N
7
Diphosphorus Heptanitride
diphosphorus octanitride
Monophosphorus hexanitride
Diphosphorus hexanitride
55
Where are the least reactive elements on the periodic table?
Halogens
Nobel Gasses
Alkali Metals
Transition Metals
56
What is the biggest difference between Physical and Chemical Properties?
And the other can be only seen when matter goes through a change
Composition
Physical if with solids and Chemical is with liquids
One can be detected with our senses
57
Why is it important to follow lab safety rules while in the chemistry lab?
Because your teacher said to
You shouldn't, it would be cool to use the safety shower
In order to protect yourself and classmates
none of the above
58
How to find frequency from wave speed/wavelength you might?
f = λ * n
f = λ / v
f = v * λ
f = v / λ
59
What is VSEPR Theory?
Valence Sell Electronic Pair Revenge Theory
It is a model that predict the geometry of molecules.
Darwin theory
Valence Shell Electron Pair Repulsion theory
60
Naming Ionic Compounds: Al2O3 → ___________
Aluminum oxide
Beryllium sulfide
Lithium phosphide
Aluminum iodide
61
What two particles make up the nucleus?
protons/electrons
neutrons/electrons
quarks/neutrons
protons/neutrons
62
Which of the following formulas represents an ionic compound?
NO
CaF2
CH4
Xe
63
The electrons on the outer most shell or ring are called?
valence electrons
dots
electrons
E-
64
What are the periodic table trends?
Radius and ion size, electronegativity and ionization energy
Gucci, dabbing, and the coffin dance obviously!
alkali metals, alkaline earth, transition metals
ionization energy and electronegativity
65
Who is the father of the periodic table?
Bohr
Einstein
Ms. Kleiss
Mendeleev
66
What are isotopes
Two atoms with different number of electrons
Two different types of atoms
Two atoms with different number of neutrons
Two atoms with different number of protons
67
What is the shorthand electronic configuration for Bromine?
[Ar]4s24p5
[Ne]3d104s24p5
[Kr]3d104s24p5
[Ar]3d104s24p5
68
Find the number of neutrons.
23
8
9
17
69
(Lab Safety) During a chemistry lab, you should never...
Horseplay...
Do labs without permission...
All of the above
Do labs alone...
70
Who discovered that atoms had shells or rings that surround the nucleus?
Thomson
Chadwick
Bohr
Rutherford
71
According Dalton's atomic theory, atoms
can be divided
of each element are identical in size, mass&other properties
are destroyed in chemical reactions
of different elements cannot combine
