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Matter, Mixtures, and the Periodic table Flashcards | StudBud
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Matter, Mixtures, and the Periodic table
Matter, Mixtures, and the Periodic table
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1
a periodic table of elements
false
true
2
How is a modern atomic model different from Bohr’s atomic model?
The modern model has electrons
There is a nucleus
The electrons are found in a "cloud" like structure
The electrons are found in orbits like planets
3
How do you find atomic mass?
The sum protons and electrons
The sum of protons and neutrons
The product of protons and neutrons
The product neutrons and electrons
4
Which subatomic particle determines the atomic number?
Electron
Neutron
Proton
5
Who made the periodic table?
Dimitri Mendeleve
Rutherford
Me
Isaac Newton
6
whats the atomic mass of Titanium
48
IDK
22
7
What does the atomic number do?
Tell the amount of electrons and protons
Tell the amount of just neutrons
Tell the amount of just protons
Tell the amount of just electrons
8
Who discovered the existence atoms?
JJ Thomson
dmitri mendeleev
John Dalton
Democritus
9
Which subatomic particle has no charge?
Proton
Neutron
Electron
10
<p>Which subatomic particle has no charge?</
All of the Above
Neutrons
Electrons
Protons
11
Atoms can be created AND can be destroyed.
True
False
12
Which of these are MIXTURES
Pizza
Plastic garbage in a pond
Trail Mix
Lemonade
13
Is Chex-Mix a Heterogeneous?
True
False
I don't know
14
What is a Heterogeneous Mixture ?
Made of the same substances that don't remain seperate
Made of different substances that remain physically seperate
15
What are subatomic particles?
Mixtures and compounds
Proton, Neutron, electron
atoms
Gold, Oxygen, Hydrogen
16
positively carged subatomic particals
Neutrons
Electrons
Protons
17
An atom is the smallest part of an atom
False
True
18
What is the chemical symb for sulfur?
O
S
Su
Sr
19
Heterogeneous Mixtures are the mixtures that you can see the both matter.
True
False
20
Atomic Number
24
Cr
51.9961
28
21
What are the three states of matter
atoms. elements, mixtures
soilid, liquid, gas
air, tree, dirt
oil, vinager, water
22
a periodic table of elements
false
true
23
negatively charged subatomic particles
Neutrons
Electrons
Protons
24
developed modern atomic theory
bill nye
dalton
lily campbell
tom
25
A homogenous mixtures is...
A mixture that is easily separated
A mixture containing 2 or more pure substances
A mixture that is difficult to separate
A normal mixture
26
what is the chemical symb ol for potassium
c
k
cat
27
What are examples of heterogeneous mixtures?
foot loops and trail mix
chex mix and bottles
cats and dogs
fruit loops and trail mix
28
Homogenous mixtures are...
seperated
well mixed
not mixed
poorly mixed
29
WHAT ARE MIXTURES ?
Three elements that cam be separated
One element
2 mixtures that can be separated
A mixtures are 2 elements that make a new element.
