10 yETERINAET STATE BOABD 



Complete the following equations : . ^ 



1. AgNO, + NaCl -K:^ ^ "*'■*' ^" 5 



2. CuSO, + H,S = {^S \ li ^ ^■*<f , 



3. 2NaCl + H,SO, =rH '' "^^ - ' '^'^^ 



1. AgNO^ + NaCl = AgCl + NaNO,. 



2. CuSo, + H,S = H2SO4 + CuS. 



3. 2NaCl + H,SO, = Na^SO, + 2H01. 



Complete the following equations : , ^ 



1. NaN03 + H,SO, = '-'""^'-^ ^^ ''^ 



2. CaC03 + 2HCl= e*i'i\.--V"i 



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



4. Cu + 2H,S0, = ^' % - ti.i* +^ ' -v 



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



2. CaCO, + 2HC1 = CaCl3 + H,0 + CO,. . j^ 



3. 2NaCl + 2H,S0, + MnO, = CI, + Na^O, +.|^S0, + 

 2H2O. / 



4. Cu + 2H,S0, = CuSO, + 2H,0 + 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 = ZnCL + 2H. ZnCl^ = Zinc chloride. 



Write the equation to express the reaction that takes place between 

 sulphuric acid and sodivun carbonate. Name the compounds 

 formed. 

 HjSO^ + Na,C03 = Na^SO^ (sodium sulphate) + H20( water ) + 

 CO2 (carbon dioxide). 



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

 chloride and sodiimi nitrate, (b) ammonium chloride and 

 calcium hydroxide, (c) ferrous sulphide and hydrochloric 

 acid. 



(a) KCl + NaNOg = NaCI + KNO3. 



(b) 2NH,C1 + Ca(OH), = CaCl, + 2(NH,0H). 

 (e) FeS + 2HC1 = PeCU + H^S. 



