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begum@
Newbie
Joined: 26 Nov 2017
Posts: 2
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VERY URGENT, CHEMİCAL REACTİONS,this is my home work.
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hello,sciences people
there are my homework for tomorrow but I Can not make chemical reactions
so pleas help
first tube)0.1M FeCl3+0.1M KSCN+H2O= ?
second tube) 1ml FeCl3+7H2O+0.1M KSCN+H20=?
thırd tube) 1 between 2 gr KCL+FeCl3+0.1M KSCN+H2O= ?
fourth tube)1ml KSCN +FeCl3=?
fifth tube) 1ml Hg(NO3)2+1H2O=?[/img] |
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ChenBeier
Sr. Staff Member
Joined: 27 Sep 2017
Posts: 208
Location: Berlin, Germany
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Generally iron reacts wit thiocyanate to blood red iron thiocyanate. Also use in making movies for film blood.
Fe3+ + 3 SCN- => Fe(SCN)3
This happens in Tube 1 to 4.
In Tube 5 its only dissolving of mercury nitrate |
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