Show:
physical and chemical properties
acids and basis
atomic structure
periodic table
phases of matter
100
color, smell, freezing point,
give 3 examples of physical property
100
citric acid
lemon and oranges contains what kind of acid?
100
Nucleus
What is in the center of an atom?
100
groups are the vertical rows
What is a group in the periodic table
100
32F
What temp does water freezes at?
200
Properties that do not change the chemical nature of matter
What is Physical properties ?
200
deoxyribonucleic acid
what is another name for dna ?
200
neutral charge
neutrons have what kinda charge?
200
False
is oxygen a metal?
200
true
is plasma aa type of form of matter
300
Properties that do change tha chemical nature of matter
What is Chemical properties:
300
False
Is Ammonia is an acid
300
positive
protons have what kind of charge?
300
a horizontal row in the periodic table
what are periods in the periodic table?
300
Freezing
What change of matter is from a liquid to a solid?
400
heat of combustion, reactivity with water, PH
give 3 examples of chemical propertys
400
bee venom
where is one place that formic acid is found?
400
negative
electrons have a what kind of charge?
400
O
what is the symbol for oxygen?
400
Melting
What change of matter is from a solid to a liquid
500
Physical
is a melting point physical or chemical?
500
H2SO4
What is The chemical formula for sulfuric acid ?
500
neutral
when there are the same electrons and protons, what charge do you get?
500
Creating the periodic table.
What is Demitri Mendeleev known for?
500
True
T/F : Are Solids particles are condense and compacted together?