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![](https://rs.olm.vn/images/avt/0.png?1311)
\(1:2Mg+O_2\underrightarrow{^{to}}2MgO\)
\(2:2Cu+O_2\underrightarrow{^{to}}2CuO\)
\(3:S+O_2\underrightarrow{^{to}}SO_2\)
\(4:4Al+3O_2\underrightarrow{^{to}}2Al_2O_3\)
\(5:C+O_2\underrightarrow{^{to}}CO_2\)
\(6:4P+5O_2\underrightarrow{^{to}}2P_2O_5\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(2H_2+O_2\underrightarrow{t^o}2H_2O\\ 4K+O_2\underrightarrow{t^o}2K_2O\\ Zn+O_2\underrightarrow{t^o}ZnO\\ S+O_2\underrightarrow{t^o}SO_2\\ 2S+3O_2\underrightarrow{t^o}2SO_3\\ 4Al+3O_2\underrightarrow{t^o}2Al_2O_3\)
\(2C+O_2\underrightarrow{t^o}2CO\\ C+O_2\underrightarrow{t^o}CO_2\\ 2Ba+O_2\underrightarrow{t^o}2BaO\\ 2Fe+O_2\underrightarrow{t^o}2FeO\\ 4Fe+3O_2\underrightarrow{t^o}2Fe_2O_3\\ 3Fe+2O_2\underrightarrow{t^o}Fe_3O_4\)
![](https://rs.olm.vn/images/avt/0.png?1311)
Bài 1
H2+ 1/2O2 --> H2O
Mg + 1/2O2 --> MgO
Cu+ 1/2O2-->CuO
S+O2 -->SO2
4Al+ 3O2-->2Al2O3
C+ O2--> CO2
2P+5/2O2--> P2O5
Bài 2
CH4+2O2->CO2+2H2O
2C2H2+5O2->4CO2+2H2O
C2H6O+3O2->2CO2+3H2O
![](https://rs.olm.vn/images/avt/0.png?1311)
Bàu 1
a) 4P+5O2--->2P2O5
S+O2--->SO2
3Fe+2O2--->Fe3O4
C2H4+3O2-->2CO2+2H2O
4Na+O2--->2Na2O
trừ phản ứng C2H4 thì tất cả đề là phản ứng hóa hợp
Bài 2
2H2+O2--->2H2O
2Mg+O2--->2MgO
2Cu+O2--->2CuO
S+O2--->SO2
4Al+3O2--->2Al2O3
C+O2---->CO2
4P+5O2--->2P2O5
Bài 1 :
a,
\(4P+5O_2\underrightarrow{^{to}}2P_2O_5\) (1)
\(S+O_2\underrightarrow{^{to}}SO_2\)(2)
\(3Fe+2O_2\underrightarrow{^{to}}Fe_3O_4\)(3)
\(C_2H_4+3O_2\underrightarrow{^{to}}2CO_2\uparrow+2H_2O\)(4)
\(4Na+O_2\underrightarrow{^{to}}2Na_2O\)(5)
\(2Ca+O_2\underrightarrow{^{to}}2CaO\)(6)
b, PHản ứng hóa hợp : (1) ; (2) ; (3) ;(5) ; (6)
Bài 2 :
\(2H_2+O_2\underrightarrow{^{to}}2H_2O\)
\(2Mg+O_2\underrightarrow{^{to}}2MgO\)
\(2Cu+O_2\underrightarrow{^{to}}2CuO\)
\(S+O_2\underrightarrow{^{to}}SO_2\)
\(4Al+3O_2\underrightarrow{^{to}}2Al_3O_3\)
\(C+O_2\underrightarrow{^{to}}CO_2\)
\(4P+5O_2\underrightarrow{^{to}}2P_2O_5\)
![](https://rs.olm.vn/images/avt/0.png?1311)
4H2 + O2 ---> 2H2O
2Mg + O2 ---> 2MgO
2Cu + O2 ---> 2CuO
S + O2 ---> SO2
4Al + 3O2 ---> 2Al2O3
C + O2 ---> CO2
4P + 5O2 ---> 2P2O5
- \(2H_2+O_2\underrightarrow{t^o}2H_2O\)
- \(2Mg+O_2\underrightarrow{t^o}2MgO\)
- \(2Cu+O_2\underrightarrow{t^o}2CuO\)
- \(S+O_2\underrightarrow{t^o}SO_2\)
- \(4Al+3O_2\underrightarrow{t^o}2Al_2O_3\)
- \(C+O_2\underrightarrow{t^o}CO_2\)
- \(4P+5O_2\underrightarrow{t^o}2P_2O_5\)
![](https://rs.olm.vn/images/avt/0.png?1311)
- 2H2 + O2 --> 2H2O
- 2Mg + O2 -to-> 2MgO
- 2Cu + O2 -to-> 2CuO
- S + O2 -to-> SO2
- 4Al + 3O2 -to-> 2Al2O3
- C + O2 -to-> CO2
- 4P + 5O2 -to-> 2P2O5
![](https://rs.olm.vn/images/avt/0.png?1311)
2H2+ O2 --> 2H2O
2Mg + O2 --> 2MgO
3Fe + 2O2 --> Fe3O4
2Cu+ O2--> 2CuO
S+O2 -->SO2
![](https://rs.olm.vn/images/avt/0.png?1311)
1) \(C+O2-->CO2\)==>Pư hóa hợp
\(2Mg+O2-->2MgO\)==>Pư hóa hợp
\(4Al+3O2-->2Al2O3\)==>Pư hóa hợp
\(C2H6+\frac{7}{2}O2-->2CO2+3H2O\)
\(C2H2+\frac{5}{2}O2-->2CO2+H2O\)
2)
\(3Fe+2O2-->Fe3O4\)
\(S+O2-->SO2\)
\(CH4+2O2-->CO2+2H2O\)
\(2Cu+O2-->2CuO\)
\(4P+5O2-->2P2O5\)
\(C3H8O+\frac{9}{2}O2-->3CO2+4H2O\)
\(C4H10+\frac{13}{2}O2-->4CO2+5H2O\)
\(C7H16+11O2-->7CO2+8H2O\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(C+O_2\xrightarrow[]{t^o}CO_2\)
\(S+O_2\xrightarrow[]{t^o}SO_2\)
\(4P+5O_2\xrightarrow[]{t^o}2P_2O_5\)
\(H_2+\dfrac{1}{2}O_2\xrightarrow[]{t^o}H_2O\)
\(4Na+O_2\rightarrow2Na_2O\)
\(Mg+\dfrac{1}{2}O_2\xrightarrow[]{t^o}MgO\)
\(4Al+3O_2\xrightarrow[]{t^o}2Al_2O_3\)
\(3Fe+2O_2\xrightarrow[]{t^o}Fe_3O_4\)
\(Cu+\dfrac{1}{2}O_2\xrightarrow[]{t^o}CuO\)
\(CH_4+2O_2\xrightarrow[]{t^o}CO_2+2H_2O\)
\(4FeS_2+11O_2\xrightarrow[]{t^o}2Fe_2O_3+8SO_2\)
\(C_2H_6O+3O_2\xrightarrow[]{t^o}2CO_2+3H_2O\)
C+ O2 -to-> CO2
S+ O2 -to-> SO2
2 Cl2 + 7 O2 -to-> 2 Cl2O7
4P +5 O2 -to-> 2 P2O5
4Al + 3 O2 -to-> 2 Al2O3
4 Na+ O2 -to-> 2 Na2O
Mg + 1/2 O2 -to-> MgO
3 Fe +2 O2 -to-> Fe3O4
4 FeS2 + 11 O2 -to,xt-> 8 SO2 + 2 Fe2O3
H2 + 1/2 O2 -to->H2O
2 Ag + 1/2 O2 -to-> Ag2O
C2H6O + 3 O2 -to-> 2 CO2 + 3 H2O
CH4 + 2 O2 -to-> CO2 + 2 H2O
Cu + 1/2 O2 -to-> CuO
ko có nhiệt độ>
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