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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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Answers
1
Who was the first to use the word "Atom"?
Aristotle
Neils Bohr
Democritus
John Dalton
2
What is the symbol for this element?
H
HE
2
He
3
What group of elements do Ca, Be, and Mg belong to?
alkaline-earth metals
group 1
halogens
transition metals
4
How many protons does Fluorine have?
10
9
19
5
The four things found in each box on the periodic are symbol, atomic number, name, and
who named it
atomic weight
Where it was discovered
6
Name this element-
Xenon
Iodine
Tungsten
Irdium
7
How many protons does Nitrogen have?
7
21
14
17
8
How many neutrons does Argon have?
40
22
18
9
Which two parts of the atom are found in the nucleus?
Just Protons
Neutrons and Electrons
Protons and Neutrons
Protons and Electrons
10
Which element is the heaviest?
Berkelium
Californium
Americum
Curium
11
Who believed there were only four elements: earth, air, fire, and water?
Aristotle
Democritus
John Dalton
Neils Bohr
12
Name this element-
Argon
Bromine
Chlorine
Krypton
13
Which part of the atom has a negative charge?
Electrons
Protons
Neutrons
Nucleus
14
Which element is in the Hydrogen family?
Carbon
Boron
Lithium
Helium
15
Elements were named for places, people, and
things in space
things in school
things in your house
16
Which element has to be present in order to burn something?
Chlorine
Helium
Oxygen
Nitrogen
17
Who suggested that electrons orbit the nucleus like planets orbit the sun?
Aristotle
Democritus
Neils Bohr
John Dalton
18
Name this element-
Carbon
Sulfur
Magnesium
Oxygen
19
Which part of the atom is neutral or has no charge?
Neutrons
Protons
Electrons
Nucleus
20
What is the name of this element?
Pt
78
Platinum
PT
21
Who developed the first organized Periodic Table?
Neils Bohr
Dmitri Mendeleev
Aristotle
John Dalton
22
Name this element-
Nobelium
Gold
Ununoctium
23
Which part of the atom orbits the nucleus?
Electrons
Neutrons
Protons
24
Which of the following is a property of noble gases as a result of their stable e- config?
high ionization energy
a tendency to form both cations and anions
large atomic radii
high electron affinities
25
What is the atomic weight for this element?
55.847
55
Fe
26
26
To find the number of neutrons you have to subtract ______________ from ____________.
Protons from the electrons
atomic weight from the atomic number
Atomic number from the atomic weight
27
Which element is used to purify water?
NItrogen
Chlorine
Oxygen
Helium
28
How many neutrons does Sodium have?
10
11
23
12
29
Name this element-
Bromine
Gallium
Sulfur
Phosphorus
30
The atomic number tells you the number of ______ and _______.
Protons and Neutrons
Protons and Electrons
Neutrons and Electrons
31
Name this element-
Yttrium
Calcium
Potassium
32
There are how many known elements as of today.
118
117
109
110
33
The _____are highly reactive and readily form salts with metals.
halogens
alkali metals
alkaline earth metals
noble gases
34
What is the atomic number of this element?
2
not given
3
7
35
Who proposed the six step Atomic Theory?
Democritus
John Dalton
Neils Bohr
Aristotle
36
Which element is the heaviest?
Sodium
Helium
Carbon
Beryllium
37
The horizontal rows on the periodic table are called
periods
categories
families
groups
38
Which part of the atom has a positive charge?
Neutrons
Electrons
Nucleus
Protons
39
How many electrons does Oxygen have>
18
16
8
24
40
Which of the following is a light weight gas?
Helium
Nitrogen
Chlorine
Oxygen
41
How many electrons does Neon have?
11
10
20
42
The vertical rows on the periodic table are called
categories
groups
bars
periods
43
What gas is the most abundant in earth's atmosphere?
Hydrogen
Helium
Oxygen
Nitrogen
