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Periodic Table and Atoms Flashcards | StudBud
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Periodic Table and Atoms
Periodic Table and Atoms
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atoms, periodic table
Flashcards
15 cards
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Questions
15
Answers
1
Which has no neutrons?
Hafnium
Holmium
Helium
Hydrogen
2
What does the number at the top of the square above tell you about carbon?
a carbon atom has 6 electrons in its outermost energy level
a carbon nucleus has 6 protons
carbon has 6 isotopes
carbon has an average atomic mass of 6
3
Which letter is pointing to the nucleus?
C
B
A
D
4
Which letter is pointing to an electron?
D
C
A
B
5
Which letter is pointing to a proton?
A
C
B
D
6
Which letter is pointing to a neutron?
B
A
C
D
7
The horizontal row on the periodic table is called a(n)
family
group
atomic number
period
8
The vertical column of elements in the periodic table is called a(n)
atomic mass
group
period
semiconductor
9
Which statement about Cobalt and Nickel is true?
Nickel has a greater atomic mass
cobalt and nickel belong to the same group
cobalt atoms have more electrons
Nickel atoms have more protons
10
Most of the elements in the periodic table are
metals
metalloids
nonmetals
11
Which letter is pointing to a particle with no charge?
B
D
C
A
12
When Mendeleev was making the periodic table, which would he most likely have been eating?
Beef Stroganov
Bratwurst
Spaghetti
Fish and Chips
13
Elements in the periodic table are arranged by:
atomic mass
number of neutrons
color
atomic number
14
APPROXIMATELY how many elements are in the periodic table?
72
168
200
100
15
An atom of gold with 79 protons, 79 electrons, and 118 neutrons would have an atomic mass of:
197
158
276
39
