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Give Balanced Chemical Equations to Prepare the Following Salts Lead Sulphate from Lead Carbonate

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Question

Give balanced chemical equations to prepare the following salts

Lead sulphate from lead carbonate

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Solution

Lead sulphate from lead carbonate

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2013-2014 (March) Science Paper 2

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State what would you observe when The salt ferric chloride is exposed to the atmosphere


Define an acid salt.


Explain salt hydrolysis. Name two salts which are (a) acidic (b) basic (c) neutral, when dissolved in water.


Define the meaning of the term 'acid salt'.


What is meant by the term weak acid?


Salts A, B, C, D and E undergo reactions (i) to (v) respectively. Identify the anion present in these salts on the basis of these reactions. Tabulate your answers in the format given below:
(i) When silver nitrate solution is added to asolution of A, a white precipitate, insoluble in dilute nitric acid, is formed.
(ii) Addition of dilute hydrochloric acid to B produces a gas which turns lead acetate paper black.
(iii) When a freshly prepared solution of ferrous sulphate is added to a solution of C and concentrated sulphuric acid is gently poured from the side of the test, a brown ring is formed.
(iv) When dilute sulphuric acid is added to D, a gas is produced which turns acidified potassium dichromate solution from orange to green.
(v) Addition of dilute hydrochloric acid to E produces an effervescence. The gas produced turns limewater milky but does not affect acidified potassium dichromate solution.

Salt Anion
A  
B  
C  
D  
E  

State the inference drawn from the following observation:

A gas Q turns moist lead acetate paper silvery black. Identify the gas Q.


Define the following and give two examples in case an acid salt .


From the formula listed below, choose one, in the following case, corresponding to the salt having the given description: 

AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.

An acid salt.


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This salt gives nitrogen dioxide on heating.


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