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Periodic Table Trends Review Flashcards | StudBud
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Periodic Table Trends Review
Periodic Table Trends Review
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Questions
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Answers
1
Elements in the same Periodic Table Groups/Families have the same number of
Neutrons
Protons
Protons and neutrons
Valence electrons
2
Which element has an atomic number of 16
Oxygen
Phosohorus
Chlorine
Sulfer
3
Which element is the LEAST reactive
Helium
Oxygen
Silicon
Aluminum
4
Elements have been added to the periodic table since Mendeleev created it
False
True
5
Isotopes have the same number of neutrons and protons
True
False
6
What does the TOP number in the image represent
The sum of protons and neutrons
Atomic mass
Atomic number
Mass
7
What is the atomic number for Silicon
14
28.086
14.032
28
8
The Boron Family has 5 valence electrons
True
False
9
Which element is the MOST reactive
Francium
Hydrogen
Helium
Radon
10
Having the same number of valence electrons also means
None of the above
The elements have the same number of protons, neutrons, and electrons
The elements have similar levels of reactivity
They are in the same period
11
Neutrons have a negative charge
False
True
12
Mass number is
The number of neutrons
The number of electrons
The sum of the number of protons and neutrons in an atom
The sum of the number of protons, neutrons and electrons
13
Groups in the periodic table tell you the number of
Neutrons
Electron shells
Protons
Valence electrons
14
Which elements are apart of the Noble Gases
Argon + Neon
Argon + Boron
Lithium + Magnesium
Lithium + Sodium
15
The Halogens have MORE valence electrons than the Alkali Metals
True
False
16
Calcium + Magnesium are Alkaline Earth Metals
True
False
17
Protons and electrons have a similar mass
False
True
18
Rows/periods in the periodic table tell you the number of
Nuetrons
Electron shells
Protons
Valence electrons
