10 VETERINARY STATE BOARD 



Complete the following equations : 



1. AgNOs + NaCl ^ 



2. CuSO^ + H^S = 



3. 2NaCl + H^SO, = 



1. AgNO^ + NaCl = AgCl + NaNOg. 



2. CuSo^ + H,S = H,SO, + CuS. 



3. 2NaCl + H^SO, = Na,SO, + 2HC1. 



Complete the following equations : 



1. NaNOa + H„SO, = 



2. CaC03 + 2HCl = 



3. 2NaCl + 2H,S0, + MnO^ = 



4. Cu + 2H2SO4 = 



1. NaNO, + H,SO, = NaHSO, + HNO3. 



2. CaCO, + 2HC1 = CaCl^ + H^O + CO^. 



3. 2NaCl + 2H2SO, + MnO^ = Cl^ + Na„SO, + MnSO^ + 

 2H,0. 



4. Cu + 2H2SO, = CuSO, + 2H2O + SO^. 



Complete the following equations : 



1. Pb(N03), + H,S = 



2. C'a(0H), + 2HCl = 



3. 2NaOH + H^SO^ = 



1. PbCNOg)^ + H^S = 2HNO3 + PbS. 



2. Ca(0H)2 + 2HC1 = CaCl^ + 2H2O. 



3. 2NaOH + H^SO, = Na^SO^ + 2H2O. 



Complete the following chemical equation. Give the name of the new 

 compound formed. 

 Zn + 2HC1 = 

 Zn + 2HC1 = ZnCla + 2H. ZnCl^ = Zinc chloride. 



Write the equation to express the reaction that takes place between 

 sulphuric acid and sodium carbonate. Name the compounds 

 formed. 

 H2SO4 + NajCOj = NaaSOi (sodium sulphate) + H^O (water) + 

 CO2 (carbon dioxide) . 



Write the equation to express the reaction between (a) potassium 

 chloride and sodium nitrate, (b) ammonium chloride and 

 calcium hydroxide, (c) ferrous sulphide and hydrochloric 

 acid. 



(a) KCl + NaNOs = NaCl + KNO3. 



(b) 2NH,C1 + Ca(OH), = C'aCl^ + 2(NH,0H). 



(c) FeS + 2HC1 = PeCl^ + H^S. 



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