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