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Periodic Table Review Flashcards | StudBud
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Periodic Table Review
Periodic Table Review
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342 plays
Nonmetals, Metal, metalloids, valence electrons, parts of the atom, atomic number,
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
This person's model looks like solar system because electrons move around the nucleus
Chadwick
John Dalton
Bohr
J.J. Thomson
2
Elements in the same group have the same number of valence electrons
False
True
3
What tool would I use to measure the mass of an object?
test tube
triple beam balance
ruler
graduated cylinder
4
What temperature scale is in the middle?
Fahrenheit
Kelvin
Celsius
5
All the elements on the periodic table are reactive
True
False
6
How many electrons are in one atom of Nitrogen?
14.01
6
21
7
7
How would you describe group 2?
It is a very reactive metal
It is a very reactive nonmetal
It is reactive
It has four valence electrons
8
Xenon (Xe) has how many electrons?
45
65
64
54
9
This group has 1 valence electrons
noble gases
alkali
halogen family
alkaline earth
10
NaHCO
3
is an example of --
an element
compound
abbreviation
a mixture
11
The outermost electrons in an atom are called?
far electron
cloud electron
orbital electron
valence electrons
12
Who shot positively charged "bullets" into a sheet of
GOLD
to come up with his theory?
Electron Model
Thomson
Rutherford
Bohr Model
13
An element has 3 valence electrons in its outer shell. The element only has 4 shells? Who am I?
Ga
Sc
Ge
Hg
14
Elements in the same group have similar properties
False
True
15
What colors are the nonmetals on the periodic table?
yellow
blue
red
16
The periodic table is arranged in order of increasing atomic number
True
False
17
NaCl is an example of --
an element
an mixture
an abbreviation
compound
18
Which elements has 37 protons?
Rb
Y
Ca
Cs
19
Metals can be described as .......
poor insulator and brittle
Used in electronics
semiconductors
ductile and a good conductor
20
Which elements has 20 protons?
K
Ag
SC
Ca
21
Which element is located in period 4, group 2
Zr
C
Ca
SC
