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Atomic Structure and the Periodic Table Flashcards | StudBud
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Atomic Structure and the Periodic Table
Atomic Structure and the Periodic Table
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#Subatomic Particles, #Reactivity, #Valence Electrons, #Ion formation, #Elements, #Periods, #Groups
Flashcards
34 cards
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Questions
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Answers
1
How many neutrons does an atom of Holmium-165 have?
97
99
98
100
2
Which group on the periodic table has the least number of valence electrons?
Group 1
Group 7
Group 8
Group 2
3
Neutral atoms always have the same number of?
Neutrons and Electrons
Protons and Electrons
Protons and Neutrons
4
Which model in the diagram below is a nobel gas?
A
D
B
C
5
Which subatomic particle has the greatest effect on its chemical properties?
Valence Electrons
Protons
Positrons
Electrons
6
Metals are located on which side of the periodic table?
Left
Right
7
Which two elements have similar chemical properties?
Potassium and Magnesium
Sodium and Magnesium
Sodium and Potassium
Potassium and Calcium
8
Which groups of elements have the smallest atomic number in period 4?
Group 18
Group 4
Group 1
Group 17
9
Which statement best describes the relationship between elements P, As, Bi? They're all in the
Same period, same energy levels, different reactivity
Same group, similar reactivity, same valence electrons
Same period, similar reactivity, same valence electrons
Same group, same energy levels, different reactivity
10
Identify the particles and their charges for II & III
II Proton +; III Neutron 0
II Proton -; III Neutron +
II Neutron +; III Proton 0
II Neutron 0; III Proton +
11
What is the atomic mass of the atom below?
33
49
17
16
12
The subatomic particle that contributes 1 amu to the mass of an atom and has no charge.
Neutron
Electron
Proton
Megatron
13
Which group of the periodic table is unreactive?
Transition Metals
Group 7 - Halogens
Group 1 - Alkali Metals
Group 8 - Nobel Gases
14
How many neutrons does an atom have if its atomic # is 28 and has a mass of 59?
31
29
28
30
15
Which of these is NOT found in the nucleus of an atom?
Electrons
Neutrons
Protons
Atomic Mass
16
What is the mass of the atom below?
8
12
7
4
17
The most reactive atom models below are?
A & B
C & D
A & C
B & D
18
Non-metals are located on the _________ side of the periodic table?
Left
Right
19
Which groups are the most reactive on the periodic table?
Groups 3 & 5
Groups 4 & 8
Groups 2 and 6
Groups 1 & 7
20
The positively charged subatomic particle found in the the nucleus of an atom.
Proton
Neutron
Megatron
Electron
21
Which statement below can be made from the venn diagram?
Elements I and II have the same atomic number
Elements I and II have the same number of energy levels
Elements I and II have the same number of valence electrons
Elements I and II have the same atomic mass
22
Which model in the diagram below is a metal?
B
C
D
A
23
The negatively charged subatomic particle found outside the nucleus of an atom
Megatron
Neutron
Electron
Proton
24
How many periods are there in the periodic table?
3
7
18
8
25
How many groups are there in the periodic table?
18
8
3
7
26
How many electron shells are present in the atom below?
2
6
3
16
27
What is the atomic number of the atom below?
17
18
33
16
28
How many valence electrons does the atom below have?
8
2
16
6
29
Which statement can be made from the diagram below?
P has less electron shells than N
P has more valence electrons than Aluminum
C has more mass than Si
Al has more valence electrons than N.
30
Which element does the diagram below show?
Boron, mass # of 10
Boron, atomic # of 6
Boron, atomic # of 5
Boron, mass # of 9
31
Atoms belonging to the same group share the same chemical properties which are determined by?
Atomic Mass
Valence electrons
Atomic Number
Electrons
32
Which region is the arrow for IV pointing to? What is its charge?
Electron Cloud +
Electron Cloud -
Nucleus +
Nucleus -
33
An ion has 31 protons, 39 neutrons, and 36 electrons. What's its charge?
+5
-5
+9
0
34
An ion of Barium as a charge of 2+. How many electrons does it have?
55
56
58
54
