ปฎิกิริยาเคมี

1. ( )
()
5

2. 5
(Chemical Reaction and
Chemical Equation)

3. (Chemical
Reaction)
-
-

4. •

7. คคค
คคคค
คคคค
คคค
คคคค
คคคค

8. (chemical equation)

9. 1.
1
+ 
2.
(s) = (solid)
(l) = (liquid)
(g) = (gas)

10. 3. (Balance equation)
4. (Check
accuracy)
H2O

11. (Sample)
1. (H2)
(O2) (H2O)
1
…………………………………………
………………….
2…………………………………………

12. 1. K(s) + O2(g) K2O(s)
2. Al(s) + O2(g) Al2O3(s)
3. H2SO4(aq)+NaOH
Na2SO4(aq)+H2O(l)
4. KClO3(s) KCl(s) + O2(g)

13. 1. (Combination)
@
2H2(g) + O2(g) 2H2O(l)
2. (Decomposition)
@
2H2O(l) 2H2(g) + O2(g)

14. 3. (Replacement)
@
Zn(s) + CuSO4(aq) ZnSO4(aq)
+ Cu(s)

15. 1.HCl(aq) + NaOH(aq) 
NaCl(aq)+H2O
2.2HgO(s) 2Hg(l) + O2(g)
3. NH3(g) + HCl(aq) 
NH4Cl(s)
4. C(s) + O2(g)  CO2(g)
5.Mg(s) + H SO (aq)

16. (System and
Environment)
(System )
(Environment)

17. +
ปปป
ปปปปปป
ปปปปป

18. (fossil fuel) (S)
S + O2 → SO2
2SO2 + O2 →
SO3SO3 + H2O →
H2SO4
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