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Periodic Table
Phases of Matter
Atomic Structure
Acids & Bases
Physical & Chemical Properties
100
Groups are the vertical rows in the periodic table and there are 18
What is a group in the periodic table? And how many are there in the table?
100
32 degrees
Water freezes at what temperature?
100
Proton
The atom has a positive charged particle known as a
100
True. Lemons contain citric acid
True or false ? Do lemons contain citric acid?
100
A physical Property is an aspect of matter that can be observed or measured without changing it.
What is a physical property?
200
Periods are the horizontal row in the periodic table and there are 7
What are periods in the periodic table? And how many are there?
200
True
True of False ? Is plasma a form of matter ?
200
Nucleus
The proton is found in the atoms
200
H2SO4
The chemical formula for sulfuric acid is ?
200
A chemical property may only be observed by changing the chemical identity of whatever it may be.
How can a chemical property be identified
300
“The properties of the elements repeat periodically”
What does the periodic law state?
300
Melting
The change in matter from a solid to a liquid is known as what ?
300
Neutrons have a negative charge.
Neutrons have what type of charge?
300
False
True or false ? Ammonia is an acid
300
physical
Is color a physical or chemical property?
400
Mendeleev arranged the elements using the property of Atomic mass.
How did Mendeleev arrange the elements in the table?
400
Solid
When water turns into ice it has changed its phase from a liquid to a ...?
400
Electrons are found on the outside of the atoms nucleus.
Where are electrons found
400
DNA is an abbreviation for deoxyribonucleic acid
What does "DNA" stand for?
400
Physical
Is volume a physical or chemical property?
500
Dimitri Mendeleev was the first known to publish the classification of the elements that are known on the present day periodic table.
Who was the first person known to publish the periodic table?
500
Solids particles are condense and compacted together.
A solids particles are formed in what way?
500
Nucleus !
The center of an atom is known as the ...?
500
Bee Venom
Formic acids can be found in many things, commonly found in what ?
500
Chemical
Is toxicity an example of a physical or chemical property?