Chemistry
From the formula listed below, choose one, in each case, corresponding to the salt having the given description :
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O
(a) an acid salt.
(b) an insoluble chloride.
(c) on treating with concentrated sulphuric acid, this salt changes from blue to white.
(d) on heating, this salt changes from green to black.
(e) this salt gives nitrogen dioxide on heating.
Acids Bases Salts
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Answer
(a) NaHSO4
(b) AgCl
(c) CuSO4.5H2O
(d) CuCO3
(e) Pb(NO3)2
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Related Questions
For each of the salt : A, B, C and D, suggest a suitable method of it's preparation.
(a) A is a sodium salt,
(b) B is an insoluble salt,
(c) C is a soluble salt of copper
(d) D is a soluble salt of zinc.
Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain:
(a) Sodium sulphate
(b) Copper sulphate
(c) Iron (II) sulphate
(d) Zinc carbonate
Dilute sulphuric acid Copper Copper carbonate Iron Sodium carbonate Sodium Zinc (a) Ca(H2PO4)2 is an example of compound called …………… (acid salt / basic salt / normal salt).
(b) Write the balanced equation for the reaction of :
A named acid and a named alkali.State the terms defined by the following sentences:
(a) A soluble base
(b) The insoluble solid formed when two solution are mixed together.
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