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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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8th grade review of navigating the Periodic Table
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
How long have atoms been studied?
Experimentation is a relatively new field of science.
The 21st century
Atoms have not been experimented on.
It has speculated on since the stone age.
2
Melting points of Strontium is 764 and Barium is 725
0
C. What is Radium's melting point?
7000 C
9000 C
5000 C
13000 C
3
Compare Carbon, Nitrogen, Aluminum, Silicon, and Potassium. Which statement is true?
P has more valence electrons than N.
P is more like Si than it is like N.
Al is smaller (less mass) than C.
C has fewer protons in its nucleus than N.
4
Using the PT, the atoms of Aluminum, Silicon, and Phosphorous are MOST similar in terms of ___?
hardness
luster
mass
corrosiveness
5
What is the name of this element?
Boron
Magnesium
Sodium
Vanadium
6
When determining an element's chemical properties, the MOST important subatomic particle is?
positrons
neutrons
valence electrons
protons
7
Which period is Gold in?
Period 6
Period 11
Group 6
Period 2
8
Which of the following elements have the MOST similar chemical properties as Cadmium (Cd) ?
silver Ag
gold Au
copper Cu
zinc Zn
9
If you are looking at Period 3, which element on the PT would have the largest atomic mass?
Group 18
Group 1
Group 17
Group 4
10
Looking at Mg, Ca, K, and Na, what 2 elements would have the MOST similar chemical properties?
sodium and potassium
potassium and calcium
sodium and magnesium
potassium and magnesium
11
Which group has the most reactive elements?
Group 18
Group 1
Period 1
Group 2
12
Do
DIFFERENT
elements have same atomic number?
metal
No
Yes
Need more info.
13
In the same period, when comparing metals to nonmetals, metals tend to what?
have a LOWER atomic mass
have HIGHER atomic numbers
be LESS reactive
have MORE valence electrons
14
Which model represents the most reactive element?
Aluminum
Flourine
Lithium
They all have the same reactivity.
15
What is the name of this element?
Boron
Sodium
Lithium
Carbon
16
Which is not an element?
Bronze
Mercury
Gold
Tungsten
17
Moving top to bottom in Group 15 the properties of elements change in sequence. What is it?
nonmetal, metalloid, metal
metal, metalloid, nonmetal
metalloid, nonmetal, metal
metal, nonmetal, metalloid
18
Which group is made up of non-reactive elements?
Group 13
Group 18
Group 1
Group 5
19
Which subatomic particle reveals that this atom is stable and will not react?
Protons plus Neutrons (20)
Protons (10)
Total Electrons (10)
Valence Electrons (8)
20
This scientist conducted the first controlled chain reaction releasing energy from the nucleus.
Chadwick
Fermi
Rutherford
Moseley
