What type of compound is this? Covalent or Ionic?
OH-1
Ionic
What is the balanced equation of NH2 + O2?
2H2O
what type of reaction is this ?
H2 + F2 → 2HF
redox reaction
what type of reaction is a chemical reaction?
a) Ice melting
B)chopping wood
C)shreding paper
D) burning wood
D) Burning wood
what type of chemical reaction is this?
A+B > AB
Synthesis
what type of compound is this?
PO4-3
Ionic
What is the balanced equation of N2 + 3H2
2NH3
what is the oxidation of this reaction ?
H2 + F2 → 2HF
H2 → 2H+ + 2e–
what are 2 signs of a chemical reaction?
change in color
smell
creation of bubbles
tempeature
what type of chemical reaction is this?
A+BC > AC+B
single replacement
What is the name of this Covalent compound?
HCO3-1
bicarbonate
What is the balanced equation of 4Fe + 3O2
2Fe2O3
what is the reduction in this reaction?
H2 + F2 → 2HF
F2 + 2e– → 2F–
where does chemical change occur in the digestive system?
The stomach
what type of chemical reaction is this?
CxHy+O2 > CO2 +H2O
Combustion
what is the name of this covalent compound?
P2O5
Diphosphorus
What is the balanced equation of NH3 + HCL
NH4CL
What is a mole ratio?
A Conversion factor between 2 species in a chemical equation
what is an example of a physical change in a freezer?
The creation of Ice cubes
what type of chemical reaction is this?
AB > A+B
Decomposition
What is the name of this Ionic compound?
SO4-2
Sulfate
What is the balanced equation of 2Na + Cl2
2NaCl
What type of reaction is the cooking of an egg?
chemical reaction
what type of chemical reaction happens in Iron over time?
Rusting
what type of chemical reaction is this?
AB + CD > AD + CB
Double Replacement