The Periodic table
How many periods are In the Periodic Table?
There are 7 periods on the period table
True or false
energy can not be created or destroyed?
true
symbol for lithium?
Li
What is Matter?
Anything that takes up space and has mass
Chex mix is an example of a Homogenous of Heterogenous mixture?
heterogenous
How many groups are in the periodic table
18
What is the Law of Conservation of mass?
mass is neither created or destroyed in ordinary chemical and physical changes.
What is the Atomic mass of the Element Hydrogen?
1.00784
what is a product?
an article or substance that is manufactured
Name one homogenous and one heterogenous mixture?
we decide
How many elements are in the periodic table?
118
What subatomic particles is a negative charge?
Electron
What group is in group 17?
Halogen
what is an chemical equation?
a way to represent a chemical reaction
true or false
salad is a homogenous mixture?
false
Who made the periodic table?
Dimitri Mendeleev
Which subatomic particle is a positive charge?
Proton
Neon is an example of?
A. Alkali metal
B. noble gas
C. halogen
D. rare earth metal
B. noble gases
what is a Homogenous Mixture?
You cant pick out the different items in the mixture
What mixture is coffee
Homogenous
what is Nelson Neumanns birthday?
IDK
What subatomic particle has a neutral charge?
neutron
what is not property of an Element?
A. conductivity
B. heat resistance
C. combined with another Element
C. combined with another Element
what is Atomic mass?
the total mass of particles of matter in an atom
How many homogenous and heterogenous can you name in 30 seconds? (Most ones win)
Whoever wins