Q.

74.5 g of a metallic chloride contain 35.5 g of chlorine. The equivalent weight of the metal is

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a

19.5

b

35.5

c

39.0

d

78.0

answer is C.

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Detailed Solution

Weight of metallic chloride = 74.5Weight of chlorine = 35.5∴   Weight of metal = 74.5 - 35.5 = 39Equivalent weight (E)of metal                                              =weight  of metalweight  of  chlorine × 35.5=3935.5 ×  35.5=39   Another method:      In metal chloride                                          Number of  equivalents of metal = No. of   equivalents of  chlorine                                                                 weightEmetal=weightEchlorine                                                                 39Em=35.535.5                                                                Emetal=39
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