+1
What particles are located in the nucleus?
Protons and neutrons
What type of elements are in a covalent bond?
Non metals
How many Calcium atoms are in CaCl2
1
How many valence electrons are in Sulfur
6
C-12 and C-14 have a different number of what?
Mass/neutrons
How many electrons can fit in the third electron shell?
18
What happens to the electrons in an ionic bond?
Take/lose
CaCl2 + Na ----> NaCl + Ca
How many Chlorine atoms are on the reactant side?
2
What type of particle has a positive charge?
Proton
How many neutrons does Ca-42 have?
22
How many protons does Phosphorous have?
15
What type of bond is KO2
Ionic
CaCl2 + NaF ----> NaCl + CaF2
What type of reaction is this?
Double replacement
How many valence electrons do most atoms want?
8
What TYPE of ion does Oxygen form?
Anion
How much does one proton weigh?
1 amu
What would be the chemical formula for Calcium and Fluorine atoms together in a bond?
CaF2
H2O2-----> H2O + O2
What type of reaction is this?
Decomposition
mentos, yeast, fire, etc
How many electrons are in As3-
36
How many neutrons are in Aluminum?
14
What would be the chemical formula for Nitrogen and Oxygen atoms together?
N2O3
C3H8 + O2 ---> H2O + 2CO2
How many Oxygen atoms are in the products
5
What type of ion is commonly used in rechargeable batteries?
Lithium