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    when is KCN used and when can HCN be used because sometimes in an exam paper I may write HCN but end up getting it wrong as the answerr would be KCN. could someone explain to me in which situations can these separately be used?
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    (Original post by samfreak)
    when is KCN used and when can HCN be used because sometimes in an exam paper I may write HCN but end up getting it wrong as the answerr would be KCN. could someone explain to me in which situations can these separately be used?
    Always write KCN and you won't get it wrong.
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    (Original post by samfreak)
    when is KCN used and when can HCN be used because sometimes in an exam paper I may write HCN but end up getting it wrong as the answerr would be KCN. could someone explain to me in which situations can these separately be used?
    I'm having exactly the same problem!
 
 
 
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