Chemistry

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Chapter : 1. Metals & Non Metals

25. 2NaOH + SI + H2O → Na2SiO3 + 2H2
26. C + H2O (Steam) → Na2SiO3 + 2H2
27. P4 + 3NaOH + 3H2O → +
28. 2Hgs →
29. P4 + 6Cl2 → 4PCl3
30. P4 + 10Cl2 → 4PCl5
31. 2Mg + O2 → 2MgO
32. Na2O + H2O → 2NaOH
33. K2O + H2O → 2KOH
34. CaO + H2O → Ca(OH)2
35. 2Na + 2H2O → 2NaOH + H2
36. 2K + 2H2O →2KOH + H2
37. Ca + 2H2O → Ca(OH)2 + H2
38. Mg + H2O MgO + H2
39. Zn + H2O ZnO + H2
40. 3Fe + 4H2O (Steam) → Fe3O4 + 4H2
41. Zn + H2SO4 (dil) → ZnSO4 + H2
42. 2Na + 2HCI → 2NaCl + H2
43. Cu + CuSO4 + 2H2O + SO2
44. Mg + 2HCl → MgCl2 + H2
45. 2Al + 6HCl → 2AlCl3 + 3H2
46. Zn + CuSO4 → ZnSO4 + Cu
47. Fe + CuSO4 → FeSO4 + Cu
48. Cu + 2AgNO3 → Cu(NO3)2 + 2Ag
49 Cu(s) + 2Ag+ → Cu2+(aq) + 2Ag(s)
50. CaCO3 + SiO2 → CaSiO3 + CO2

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