Matter
What are the 2 types of mixtures?
hetergeneous and homogeneous
What are the 3 subatomic particles and their charges?
proton: +
electron: -
neutral: none
What is the ion for Barium?
Ba+2
________H2 + ___________O2 -> _________H2O
2 , 1 , 2
What is the population of tenafly?
15,084
Salt is dissolved in a cup of water. How can we separate it?
boil the water
What are the rows and columns of a periodic table called?
rows- periods
columns- groups
What type of bond is a full transfer of electrons?
ionic
_______S8 + ______O2 -> _________SO2
1 , 8 , 8
Where will the 2024 Olympics be?
Paris
What are the 2 types of heteroegenous mixtures?
colloid and suspension
A _______________ is a variation of an atom with a different number of neutrons.
isotope
Bond sodium and chlorine. What is the chemical formula?
NaCl
_________Cr + ________O2 -> ________Cr2O3
4 , 3 , 2
What year was the American moon landing?
1969
What are the 4 natural states of matter
solid, liquid, gas, plasma
The ______________ ____________ of an atom is the amount of protons-electrons
relative charge
Bond Phosphorus and Bromine
drawing
_______C2H6 + ______O2 -> ______CO2 + ______H2O
2 , 7 , 4 , 6
Who has the most oscars?
Walt Disney
What are the 2 types of molecules?
heteronuclear and homonuclear
Draw the Bohr Model for Phosphorus (labeled)
drawing
Bond Selenium and Carbon AND name the compound
carbon diselenide
What type of chemical reaction starts with a compound and separates into 2 elements?
decomposition reaction
Who was the lead singer of The Police?
Sting