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