Physical and Chemical Change
What is Matter?
Mixtures
Atom #
Random
100
What is a Physical property of matter?
A characteristic of a substance that can be observed.
100
What is an atom?
Something that can not be broken down into anything smaller.
100
. What is a heterogeneous mixture definition?
2 or more substances that can be seen and separated
100
What does the atomic # stand for?
# of protons,neutrons, and electrons
100
Who invented the first periodic table of elements?
Mendeleev
200
What is a chemical property of matter?
A substance that describes its ability to change into different substances.
200
What is a molecule?
2 or more atoms that form a chemical bond
200
What is a homogeneous mixture?
2 or more substances that are evenly mixed.
200
What is the chemical symbol for Iron?
Fe
200
What is one metal from the periodic table of elements?
Gold, silver,
300
Give an example of a physical property.
A solid changing into a liquid. Color change.
300
Give an example of a molecule.
H20 or water
300
Honey is this type of mixture.
Homogeneous
300
What is the atomic mass of O?
15.9994
300
What is one gas from the periodic table of elements?
Oxygen, nitrogen
400
Give an example of a chemical change.
Rusty metal chain
400
H20 is an example of a molecule, compound, or both.
Both.
400
Give an example of a homogeneous mixture.
Soy sauce, water, coffee
400
What two elements from the periodic table form table salt?
Na, Cl
400
What is an element that is a metalloid?
silicon, arsenic
500
If I burned Charcoal Briquettes, what is the property?
Chemical
500
. What is a proton, neutron, and electron?
positive charged particle, neutral, and negative
500
Give an example of a heterogeneous mixture.
taco, fruit salad
500
If an atom has 5 neutrons, 5 protons, and 5 electrons, what is the element?
Boron
500
What element looks like a diamond ring?
Zirconium
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