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Elements and the Periodic Table Flashcards | StudBud
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Elements and the Periodic Table
Elements and the Periodic Table
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a quiz to check understanding of the periodic table and elements #chemistry
Flashcards
11 cards
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Questions
11
Answers
1
What part of the atom has a positive charge?
electron
element
neutron
proton
2
If an element has 9 protons, 9 electrons, and 10 neutrons, what will its atomic mass be?
28
18
19
9
3
Elements that are in the same column (up and down) are in the same:
period
section
group/family
4
Elements in the same group/family has the same number of _______ in the outer shell.
neutrons
electrons
protons
atoms
5
Find this by adding the number of protons and neutrons.
total number
element
atomic mass
atomic number
6
What part of the atom has a negative charge?
proton
neutron
element
electron
7
How many electrons does Magnesium (Mg) have? Atomic number 12
24
6
13
12
8
Elements that are in the same row (across) are in the same:
period
section
group/family
9
Which element has 15 protons?
Chromium (Cr)
Phosphorus (P)
Copper (Cu)
Germanium (Ge)
10
How many neutrons does Beryllium (Be) have? Atomic # is 4.
5
9
6
4
11
In a neutral atom (no charge) the atomic number is equal to the number of: (2 answers)
electrons
neutrons
protons
molecules
