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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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1
Name this element-
Ununoctium
Nobelium
Gold
2
Who believed there were only four elements: earth, air, fire, and water?
Aristotle
John Dalton
Democritus
Neils Bohr
3
What is the symbol for this element?
2
He
HE
H
4
The atomic number tells you the number of ______ and _______.
Neutrons and Electrons
Protons and Electrons
Protons and Neutrons
5
Name this element-
Bromine
Phosphorus
Sulfur
Gallium
6
Elements were named for places, people, and
things in school
things in space
things in your house
7
What is the atomic weight for this element?
26
55
55.847
Fe
8
There are how many known elements as of today.
109
110
118
117
9
What gas is the most abundant in earth's atmosphere?
Hydrogen
Nitrogen
Helium
Oxygen
10
The horizontal rows on the periodic table are called
categories
families
groups
periods
11
How many neutrons does Sodium have?
12
10
11
23
12
Name this element-
Yttrium
Potassium
Calcium
13
Who developed the first organized Periodic Table?
Dmitri Mendeleev
Aristotle
John Dalton
Neils Bohr
14
Which element is the heaviest?
Berkelium
Americum
Curium
Californium
15
Which two parts of the atom are found in the nucleus?
Protons and Electrons
Neutrons and Electrons
Protons and Neutrons
Just Protons
16
What is the name of this element?
Pt
78
PT
Platinum
17
How many neutrons does Argon have?
40
22
18
18
Which element is the heaviest?
Carbon
Beryllium
Helium
Sodium
19
Who was the first to use the word "Atom"?
John Dalton
Neils Bohr
Aristotle
Democritus
20
Who suggested that electrons orbit the nucleus like planets orbit the sun?
Democritus
John Dalton
Aristotle
Neils Bohr
21
The four things found in each box on the periodic are symbol, atomic number, name, and
atomic weight
who named it
Where it was discovered
22
Which of the following is a light weight gas?
Chlorine
Helium
Oxygen
Nitrogen
23
Which element is in the Hydrogen family?
Carbon
Helium
Lithium
Boron
24
Which part of the atom has a negative charge?
Electrons
Nucleus
Neutrons
Protons
25
How many protons does Nitrogen have?
21
7
17
14
26
Name this element-
Bromine
Argon
Chlorine
Krypton
27
Which element has to be present in order to burn something?
Chlorine
Nitrogen
Oxygen
Helium
28
The vertical rows on the periodic table are called
categories
groups
bars
periods
29
Name this element-
Irdium
Xenon
Tungsten
Iodine
30
Which part of the atom is neutral or has no charge?
Neutrons
Protons
Electrons
Nucleus
31
Who proposed the six step Atomic Theory?
Democritus
Neils Bohr
John Dalton
Aristotle
32
Name this element-
Carbon
Sulfur
Magnesium
Oxygen
33
How many electrons does Oxygen have>
24
8
18
16
34
To find the number of neutrons you have to subtract ______________ from ____________.
Atomic number from the atomic weight
Protons from the electrons
atomic weight from the atomic number
35
Which element is used to purify water?
Helium
Chlorine
Oxygen
NItrogen
36
Which part of the atom has a positive charge?
Nucleus
Electrons
Protons
Neutrons
37
What is they atomic number of this element?
7
3
2
not given
38
Which part of the atom orbits the nucleus?
Neutrons
Electrons
Protons
39
How many electrons does Neon have?
10
20
11
40
How many protons does Fluorine have?
9
19
10
