Chemistry-
General
Easy

Question

Among thfollowinfowhich reactioheat of reactiorepresents bond energof HCl

  1. HCl(g)→H+(g)+Cl(g)    
  2. HCl(g)→1/2H2(g)+1/2Cl2(g)    
  3. 2HCl(g)→H2(g)+Cl2(g)    
  4. HCl(g)→H(g)+Cl(g)    

The correct answer is: HCl(g)→H(g)+Cl(g)

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