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Unit 3 The Periodic Table Flashcards | StudBud
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Unit 3 The Periodic Table
Unit 3 The Periodic Table
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A chemistry quiz about atomic behavior, e- configuration, and more!
Flashcards
40 cards
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Questions
40
Answers
1
What is the symbol for Aluminum ion?
Al ^2+
Al ^3-
Al ^3+
Al ^-
2
Metalloids are used in computer chips and transistors? (nanotechnology)
False
True
3
Energy Sublevels present determine
parallel spins
electron configuration
size of e- cloud
orbital shape
4
The valence number is the ______ number.
group
chart
family
period
5
What is the name of H-1 (Hydrogen Isotope)?
Tritium
Protium 97%
Deuterium
6
H-3 (Hydrogen Isotope) is called Tritium, which is:
neautalized
weighted
stable
radioactive
7
The Periodic Table is divided into 4 major classes: Metals, Non-metals, Noble Gases, and?
Unknowns
Metalloids
Quantum Numbers
Earth
8
Members of a family have similar_____
period numbers
chemical properties
physical properties
phototaxis
9
B Groups are called
Representative Elements
Transition Elements
10
A groups are called
Representative Elements
Transition Elements
11
Recap of Unit 2: Atomic mass is the sum of...
protons and atoms
electrons
protons and neutrons
protons and electrons
12
When elements are arranged in order of increasing atomic number there is a periodic repetition-
of their physical properties
of their chemical properties
of their physical and chemical properties
13
What is the valence number of arsenic?
3
6
4
5
14
How many protons, neutrons, and electrons does Al ^3+ (Aluminum ion) have respectively?
13, 14, 10
12, 13, 11
13, 14, 15
13, 13, 10
15
What German word means "to build"
Weinen
Warum ich
Kaufen
Aufbauen
16
What is the ionic charge of Carbon?
-4
+-4
+5
+4
17
What are poor conductors?
Metalloids
Non-metals
Metals
18
What is the e- configuration of Cadmium
[Kr] 5s2 4d10
[Kr] 4d10 5s2
[Kr] 4d9 5s1
[Xe] 5s2
19
What is the ionic charge of bismuth?
-3
+5
+3
-4
20
Mosely determined the atomic number of the atoms of elements. He arranged the periodic table-
order of atomic mass
order of atomic number
21
Hund's Rule is:
complete each individual seat at a time
fill right to left each seat
one e- in each seat before you can fill orbital
fill p orbitals before s orbitals every time
22
Who listed elements in columns in order of increasing atomic mass?
Dmitri Mendeleev
Henry Mosely
23
What plays the greatest role in determining physical and chemical properties of an element?
neutron
electron
proton
24
What is the atomic number for Fluorine ion?
10
11
8
9
25
Wolfgang Pauli Exclusion Principle states that an atomic orbital may contain no more than...
1 e-
3 e-
2 protons
2e-
26
The number below the symbol is...
Atomic Number
Atomic Mass
27
Principal Energy Level determines
parallel spins
maximum number of e-
size of e- cloud
orbital shape
28
What structures are used to show the # of valence e- (outermost)?
Lewis Dot structures
mass spectrometer
Spherical structures
empirical formulas
29
What is malleable and ductile?
Non-metals
Metals
30
What states that electrons enter orbitals of lowest energy first?
Aufbau Filler
Electron Orbital Principle
Le Chatelier Principle
Aufbau Principle
31
What is the formula for average atomic mass?
AAM= (isotope 1 x abundance) / (isotope 2 x abundance)
AAM= (isotope 1 x abundance)+ (isotope 2 x abundance)
AAM= (isotope 1 + abundance)+ (isotope 2 + abundance)
AAM= (isotope 1 x abundance) x (isotope 2 x abundance)
32
What groups fill F orbitals?
Transition Metals
Rare Earth Elements
33
What is the symbol for Tungsten?
Te
W
V
Pt
34
What is the shape of a D orbital?
Complex
Spherical
Dumbbell
35
The number above the symbol is...
Atomic Number
Atomic Mass
36
Isotopes have the same # of protons and electrons, but different numbers of neutrons.
True
False
37
___ is the energy required to remove an e- away from an atom. (nonmetals have highest ____)
Electronegativity
Ionization energy
Atomic Radii
38
S orbitals are filled by Groups 1A and 2A.
True
False
39
An S orbital is what shape?
Dumbbell
Spherical
Complex
40
___ is 1/2 the internuclear distance between 2 adjacent identical atoms. (Largest bottom left)
Electronegativity
Ionization Energy
Atomic Radii
