Question

33. The most reactive and the least reactive metal from the metals Na, Al, Cu, Ag.
34. The element in group 17 [VIIA) of the periodic table which is a liquid at ordinary temperatures
,
35. The period which contains 8 elements including the non-metal sulphur.
36. The element in group 17 [VIIA) of the periodic table which bleaches vegetables
dyes by oxidation
37. A hectahydrate salt containing iron.
38. The most reactive element in group 16 [VIA) of the periodic table.
39. The product obtained when nitrogen reacts with a neutral gas and the reaction is endothermic
,
40. A nitride of a divalent metal.
41. The displaced product when zinc reacts with copper sulphate solution
42. The colourless liquid obtained when the first element of group 14 [IVA), reacts with the
second element of group 16 [VIA) of the periodic table.
43. The least reactive element in group 15 [VA) of the periodic table.
44. The oxidation number of nitrogen in - nitric oxide.
45. A soluble salt formed by synthesis, when a trivalent metal, combines with a coloured
acidic gas.
46. The salt formed when zinc reacts with caustic potash solution.
47. The Law which states that -​

Answer 1

Answer:

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