11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS. Why do we classify things?
11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS
description
Transcript of 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS
![Page 1: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/1.jpg)
11.2 CLASSIFICATIONS
OF CHEMICAL REACTIONS
![Page 2: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/2.jpg)
Why do we classify things?
![Page 3: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/3.jpg)
TYPE #1 _________________ _______________
___________ + __________ → ____________
Also, element + compound → compound
compound + compound → compound
If there is a ________________ _______________, assume it is a synthesis reaction!
![Page 4: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/4.jpg)
Rusting 4Fe + 3O2 → 2 Fe2O3
![Page 5: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/5.jpg)
Here’s another type of reaction
___C3H5N3O9 →
___N2 + ___CO2 + ___H2O + __O2
Click
![Page 6: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/6.jpg)
TYPE #3 ________________________
![Page 7: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/7.jpg)
___NH3 → ___N2 + ___H2
___KClO3 → ___KCl + ___O2
___PbCO3 → __PbO + ___CO2
If there is a _____________________, assume it is a decomposition reaction!
![Page 8: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/8.jpg)
2H2 + O2 → 2H2OThis is a synthesis reaction; it’s also a
_____________________reaction, which is a chemical change in which an element or product
reacts with ___________often producing
__________ & _________
![Page 9: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/9.jpg)
This is TYPE #3. Think ___________________!One of the world’s most important chemical
reactions of all is the combustion of a
![Page 10: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/10.jpg)
_______________________
This is the COMPLETE COMBUSTION of a hydrocarbon…
MEMORIZE THIS GENERIC EQUATION!
![Page 11: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/11.jpg)
Type #4 ____________________________
___ Pb + ___ H2SO4 → ___ PbSO4 + ___H2
![Page 12: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/12.jpg)
___ K2Cr2O7 + ___ AgNO3 →___KNO3 + ___Ag2Cr2O7
___HCl + ___ NaOH → ___NaCl + ___HOH Click
![Page 13: 11.2 CLASSIFICATIONS OF CHEMICAL REACTIONS](https://reader035.fdocuments.in/reader035/viewer/2022062309/56814dcd550346895dbb25eb/html5/thumbnails/13.jpg)
Classify these reactions:
a. ___NH4 NO3 → ___ N2O + ___ H2O
b. ___ Li + ___ FeSO4 → ___ Fe + Li2SO4
c. ___ C2H6 + ___ O2 → ___ CO2 + ___ H2 O
d. ___ Al + ___ F2 → ___ AlF3
e. ___ CuCl2 + ___ Na3PO4 → ___ Cu3PO4 + __ NaCl