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Periodic Table Basics Flashcards | StudBud
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Periodic Table Basics
Periodic Table Basics
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#science #8thgrade #periodictable #dpisd #identity #reactivity #periodictablebasics
Flashcards
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Answers
1
Which element has 3 energy levels and 6 valence electrons?
Tl - Thallium
Lu - Lutetium
W - Tungsten
S - Sulfur
2
Groups go which direction on the periodic table? What do they tell you?
side to side, # of energy levels
side to side, valence electrons
up and down, # of energy levels
up and down, valence electrons
3
Which group is the MOST REACTIVE on the periodic table? Why?
Group 1 (1A), least valence electrons
Group 18 (8A), full valence shell
Group 18 (8A), most valence electrons
Group 1 (1A), not full valence shell
4
Lithium has 3 protons, 4 neutrons, and 3 electrons. What is the overall charge of the atom?
IDK
Positive
Negative
Neutral
5
Which group on the PT is the most STABLE?
Group 18 (8A), full valence shell
Group 1 (1A), least valence electrons
Group 1 (1A), not full valence shell
Group 18 (8A), most valence electrons
6
Periods go which direction? What do they tell you?
side to side, # of energy levels
up and down, # of valence electrons
up and down, # of energy levels
side to side, # of valence electrons
7
Which element has 4 valence electrons and 5 energy levels (shells)?
Ge - Germanium
As - Arsenic
Sn - Tin
Be - Beryllium
8
What tells you the number of electrons in an element?
Atomic Number
Mass Number
Group Number
Atomic Mass
9
Which element is most SIMILAR to Be - Beryllium?
Li - Lithium
Ca - Calcium
10
Lithium has 3 protons, 4 neutrons, and 3 electrons. What is the overall charge of the nucleus?
Positive
IDK
Neutral
Negative
11
What on the periodic table tells you the number of protons in an atom?
Atomic number
Atomic Mass
Mass number
group numbers
12
Which element has 20 electrons?
K - Potassium
Ne - Neon
F - Flourine
Ca - Calcium
13
Which element does NOT have a full outer shell?
F - Flourine
He - Helium
Ar - Argon
Ne - Neon
14
Which element has 9 protons and 7 valence electrons?
F - Flourine
N - Nitrogen
Ne - Neon
Al - Aluminum
15
Which element has 2 valence electrons and 6 energy levels/electron shells?
Sr - Strontium
Cr - Chromium
O - Oxygen
Ba - Barium
16
Which element is most SIMILAR to Nitrogen (N)?
P - Phosphorus
O - Oxygen
