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Ch. 17 Periodic Table Flashcards | StudBud
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Ch. 17 Periodic Table
Ch. 17 Periodic Table
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Periodic table Ch. 17
Flashcards
59 cards
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Questions
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Answers
1
Who proved that atoms exist in matter?
Curtis
Rutherford
Dalton
2
How many valence electrons does Beryllium have?
5
1
6
2
3
Atoms are mostly space (T/F)?
True
False
4
Metals are usually _________________ at room temperature
gases
liquids
solids
plasma
5
How many valence electrons does Nitrogen have?
3
5
6
4
6
What is the mass number for Platinum?
195
78
70
117
7
What is the symbol for Sodium?
S
Ns
Na
So
8
What defines an element?
protons
neutrons
electrons
9
What determines the number of protons in an atom?
atomic number
mass number
name
symbol
10
What makes an isotope of Carbon different from a regular Carbon atom?
size of protons
# electrons
# protons
# neutrons
11
What is K?
Potassium
Krypton
Zinc
Calcium
12
How many neutrons does Sulfur have?
31
32
48
16
13
How many valence electrons does Neon have?
8
2
6
4
14
What is the symbol for lead?
Pe
Le
Pb
La
15
What is the mass of an electron?
2 amu
1 amu
1.5 amu
0 amu
16
What is the symbol for Hydrogen?
Hd
Hy
He
H
17
What is the charge of an electron?
negative
neutral
positive
18
What is Br?
Bran
Bromine
Barium
Beryllium
19
the subatomic particles in an atom do not move (T/F)?
False
True
20
What subatomic particle orbits the nucleus?
neutrons
protons
dots/circles
electrons
21
What is the charge of a proton?
negative
positive
neutral
22
Each element has a specific number of protons in the nucleus?
False
True
23
The mass of the protons and neutrons is what?
Selenium
atomic number
mass number
isotope
24
How many neutrons does Iron have?
55
56
30
26
25
How many protons does sodium have?
12
23
22
11
26
What is in the nucleus of an atom?
protons
neutrons
electrons
protons and neutrons
27
The majority of elements on the periodic table are....?
metals
nonmetals
metalloids
28
How many quarks have been discovered?
5
4
6
16
29
How many total electrons does Uranium have?
146
92
238
145
30
What is this element?
Sodium
Cobalt
Lithium
Nitrogen
31
What is the symbol for Helium?
HE
H
He
Hl
32
What is Ag?
Argon
Aluminum
Silver
Gold
33
What is this called?
orbits
hydrogen
Bohr diagram
Lewis dot structure
34
What is the mass of a neutron?
2 amu
1.5 amu
0 amu
1 amu
35
What element is this?
Carbon
Calcium
Cobalt
Chlorine
36
How many valence electrons does Hydrogen have?
3
2
1
4
37
What is a column on the periodic table called?
class
period
group
column
38
How many valence electrons does Chlorine have?
4
6
7
3
39
What is the symbol for Tin?
Sn
Tn
Ti
Si
40
This could be the lewis dot structure for what element?
Aluminum
Fluorine
Helium
Oxygen
41
Which element is a nonmetal?
Sodium
Fluorine
Lithium
42
Nonmetals are usually ___________________ at room temperature
liquids
plasma
gases
solids
43
Lewis dot structures show....?
symbol only
valence electrons only
all electrons
symbol and valence electrons
44
What is the symbol for Chlorine?
CH
Ch
C
Cl
45
What is the unit of measurement for atomic particles?
amu
anu
alu
amg
46
Which element has the largest atomic radius?
Aluminum
Gallium
Silicon
47
this could be the lewis dot structure for what element?
Bromine
Potassium
Oxygen
Calcium
48
Which element is a metal?
Lithium
Silicon
Sulfur
49
How many electrons can be held in the first level around the nucleus?
8
1
2
7
50
The nucleus occupies the most space in an atom?
True
False
51
What is the charge of a neutron?
positive
neutral
negative
52
Quarks make up what particles?
protons and neutrons
neutrons
protons
protons and electrons
53
This could be the lewis dot structure for what element?
Boron
Sulphur
Sodium
Carbon
54
What is the atomic number for Plutonium?
150
244
94
250
55
What is the mass of a proton?
0 amu
1.5 amu
1 amu
2 amu
56
What is a row on the periodic table called?
period
class
row
column
57
How many valence electrons make an atom stable?
4
6
8
2
58
What is Au?
Gold
Silver
Aluminum
Argon
59
Which element has 6 valence electrons?
Bromine
Selenium
Arsenic
