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hmm...don't really know about it!

ohh okie... 13th Inshallah :P

Assalam-o-alaikum wr wb... Hope this clears everything :)

aoa wr wb.. i tried my best to explain...if still any doubt, feel free to ask :)

Assalam-o-alaikum wr wb...

Assalam-o-alaikum wr wb... why is the answer D?

i can't say anything about myself..other than i try my best to get the best grades and then pray too! i gave maths, english, bio, chem, phys, and urdu..wbu?

Assalam-o-alaikum wr wb...

LOL haha...then should i say it's your fault for completing everything so early? :P

Assalam-o-alaikum wr wb... now sit and wait for the exam :P

test for chlorine is? it bleaches the litmus paper...i.e it makes the universal indicator colorless!

it is not the ms....it's juss an answer sheet which surely can be wrong :)

^agreed! cuz it's not even a markscheme...

the answer is D... bcoz as the solution is concentrated, chlorine will be discharged which makes the universal indicator colorless! chlorine is discharged at the positive electrode... the other electrode the color changes to blue...which is in the case of alkali!

Well the thing is nitrogen is also present in air...infact the other 3 gases can be formed...bcoz carbin dioxide is present in the air...and when nitrogen reacts with oxygen and high temperature oxides of nitrogen can also be formed! BUT the formula for ethanol is C2H5OH, there is no SO2 in...

Walaikumassalam wr wb... November 1997 Q19

Assalam-o-alaikum wr wb... indeed now we can do nothing other than pray... May Allah give all of us success in this world as well as the Hereafter...Aameen!

i also think it's B cuz only iodide changes to nitrate...but the answer sheet i am having, it's written C in it but i am pretty sure Potassium nitrate won't react with lead (II) nitrate... Jazakallah Khair anyway :)

Assalam-o-alaikum wr wb... just want to 'confirm' one answer..

aoa wr wb... it was a joke -.-