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