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2022 Unit 3 Atoms and Periodic Table Flashcards | StudBud
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2022 Unit 3 Atoms and Periodic Table
2022 Unit 3 Atoms and Periodic Table
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Atoms and intro to periodic table test review
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
What is the atomic model we use today?
Plum Pudding
Bohr's model
Electron Cloud Model
Empty Space Model
2
Which is an example of an element?
Mn
NO
H2O
LiF
3
How many protons does Titanium have?
69
69.88
47.88
22
4
The two subatomic particles that make up the mass of an atom are
proton and neutrons
orbits and protons
quartz and nucleus
electron and nucleus
5
How many protons does this element have?
4
6
5
15
6
The periodic table is arranged by
increasing atomic weight
symbols
numbers
increasing atomic number
7
What is the charge of a neutron?
negative
neutral
positive
nucleus
8
What does elements in the same family or group have in common?
the same number of electrons
the same atomic number
the same number of protons
similiar chemical properties
9
What does this picture represent?
compound
mixture
an element
a bad snowman
10
Which example is a compound
H20
Be
Li
Sr
11
In chemistry, elements are represented by
ratios
numbers
symbols
formulas
12
How many neutrons are in the atom of Li?
4
9.941
18
6.941
13
How many neutrons are in the atom of
15.811
6
15
50.811
14
What is a charged particle called?
Sodium (Na)
Ion
Subatomic particle
Isotope
15
The same element with a different number of neutrons is called
a covalent bond
isotope
an ionic bond
ion
16
How many electrons does Titanium have?
47.88
22
I have no idea?
69
17
What is the staircase called on the periodic table?
metalloids
noble gases
halogens
transition metals
18
How many electrons are in Calcium? The atomic number is 20 and the atomic mass is 40.08.
40.088
839
20
60.08
19
How many electrons does this atom have?
5
6
4
2
20
What is the charge of an electron?
negative
neutrons
neutral
positive
21
What is the charge of a proton?
no charge
neutral
positive
negative
22
Which is an example of a compound
NaCl
H
Re
Ga
23
What is the atomic weight of Boron?
15.811
5.811
5
10.811
24
Which example is an Element
Na
BrO
CH4
H20
25
Which is not an example of a mixture?
H2O (water)
sand
salt water
air
26
The outside of the atom labeled 1 is called?
nucleus
protons
electrons
neutrons
27
Li is in Family 1. What other elements have similar properties?
Na
period 2
Be
Ca
28
The inside of the atom labeled 3 is called
protons
electrons
nuetron
nucleus
29
An atoms identity is related to
how it bonds with other elements
the location on the periodic table
the chemical and physical properties
the number of protons
30
What is the atomic number?
19
2
8
39.0983
31
How is the periodic table arranged?
symbols
ions and isotopes
by increasing atomic #
by increasing atomic mass
