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Duplicate of RRISD: Grade 8 Unit 2.1 Atomic Structure and Periodic Table Flashcards | StudBud
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Duplicate of RRISD: Grade 8 Unit 2.1 Atomic Structure and Periodic Table
Duplicate of RRISD: Grade 8 Unit 2.1 Atomic Structure and Periodic Table
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quiz questions over atomic structure and periodic table
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1
The Period Table organizes what?
Elements
Cells
Compounds
Atoms
2
Which state of matter has a definite shape and a definite volume?
gas
liquid
solid
3
The horizontal rows within the periodic table are called ________________________.
metals
periods
families
groups
4
The columns within a periodic table are called ________________.
functions
groups
valences
periods
5
Which of the following terms describes two or more elements bonded together?
Compound
Matter
Molecule
Element
6
What happens to the reactivity of metals as you move from left to right on the periodic table?
reactivity increases
reactivity decreases
reactivity fluctuates
reactivity is same
7
Which subatomic particle(s) have a positive (+) charge?
neutrons and electrons
protons
protons and neutrons
protons and electrons
8
How many different elements are found in H
2
SO
4
?
4
7
3
2
9
A characteristic of non-metals is they are ____________________________.
good conductors
good insulators
malleable
ductile
10
How many neutrons are in an atom of Chlorine?
11
18
35
17
11
The "H" in H
2
O represents which element?
Helium
Hydrogen
Hallium
Hydroxide
12
The Noble Gas that is used to fill balloons is called?
Oxygen
Helium
Neon
Hydrogen
13
What are the four phases of matter?
Air, Gas, Plamsa, Liquid
All of the above
Solid, Glass, Plasma, Liquid
Solid, Gas, Plasma, Liquid
14
Who created the first periodic table?
Niels Bohr
Albert Einstein
Demitri Mendeleev
John Dalton
15
How many electrons are in an atom of Oxygen?
16
8
15.999
0
16
What is chemistry?
All of the above
Chemicals
The study of matter and energy
Science
17
Inside the nucleus of an atom are ________________________.
Neutrons Only
Electrons and Neutrons
Protons Only
Protons and Neutrons
18
Valence electrons are found in the __________________ of atoms.
cluster
outer energy shell
nucleus
energy cloud
19
Which of the following are NOT found in an atom?
Electrons
Elements
Protons
Neutrons
20
What are the basic building blocks of matter?
Cells
Elements
Atoms
Energy
21
How many electrons does an atom of Silicon contain?
14
28.086
2
15
22
What four elements did the ancient Greeks believe were in everything?
poptarts, m&ms, diet coke, soup
air, earth, wind, fire
air, earth, water, fire
air, earth, sun, water
23
A physical characteristic of metals is that they are __________________________.
poor conductors
malleable
brittle
good insulators
24
Which subatomic structure has the least mass?
Electron
Neutron
Proton
25
How many atoms are in the compound 2C
6
H
12
O
6
?
3
48
26
24
26
Elements in the same group have the same number of ________________.
atomic mass
atomic number
valence electrons
energy shells
27
What can you predict about an element based on where it is on the periodic table?
naturally occurring elements
weather
physical and chemical properties
electron configeration
28
Why are atoms neutral?
neutrons have no charge
protons are bigger than electrons
valence electrons equal # protons
same number of protons and electrons
29
What determines an element's chemical properties?
atomic #
# of valence electrons
# of electrons
protons and neutrons
30
Elements that are in the same period have the same number of ________________.
energy shells
atomic numbers
atomic mass
valence electrons
