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CHM Electrons Part I review Flashcards | StudBud
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CHM Electrons Part I review
CHM Electrons Part I review
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Chemistry Electrons Periodic Table #chemistry #electrons #periodictable
Flashcards
10 cards
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Practice quiz
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Host live
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Questions
10
Answers
1
What is the number of electrons in a neutral atom for element 15?
31
15
5
10
2
Pictured below is three standard flame tests. What would sodium carbonate (NaCO
3
) produce?
yellow
green
red
violet
3
The electron configuration of a certain element ends with 3p
5
. What describes its position?
Period 5, Group 5A
Period 3, Group 5A
Period 3, Group 7A
Period 5, group 3A
4
What is the symbol for element 15?
O
P
F
C
5
Is the following shell model correct for sodium?
Maybe
Yes Yes Yes
NOOOOO way
6
What is the number of valence electrons for element 15?
5
31
10
15
7
Which of the following elements has the same valence electrons as element 15?
nitrogen, N
neon, Ne
oxygen, O
carbon, C
8
What element belongs to this configuration? [Xe]6s
2
4f
14
5d
10
6p
2
Tin, Sn
Bismuth, Bi
Lead, Pb
Gold, Au
9
What element belongs to the configuration 1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
?
argon, Ar
calcium, Ca
magnesium, Mg
potassium, K
10
What is the group number for element 15?
15 or 5A
14 or 4A
17 or 7A
16 or 6A
