The noble gasses had not yet been discovered, and there was no reason at that time to suspect their existence.
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sj0007
Nahiiiiiiiiii tumhe kisne kaha tha answer karne ko? 
It was meant for bloomwood!
Khair.................... Very good................ Kuch knowledge hai
Here is the award
It was meant for bloomwood!
Khair.................... Very good................ Kuch knowledge hai
Here is the award
sj0007
How do u know? Meri class main thi kuch larkiyan who couldnt answer that
Welcome
Welcome
Bloomwood
thats pretty apparent k ussnay kyu nai include kiye -_-
plus humaari chem ki book k end mein b likha hua tha
plus humaari chem ki book k end mein b likha hua tha
Midnight dream
yeh awain ban raha hai zara as..abhi bhi mujhay yaad hai issey is sawal ka answer nahi ata tha..mujhse pocha tha is ne
sj0007
Bloomwood hehe well the thing was that we thought that the answer would be very hard or sumthing, no one thought if it as simple :P....... Oh that's good :)
Wkhan860 acha :P
Midnight dream lols....... Tsk tsk :P
Wkhan860 acha :P
Midnight dream lols....... Tsk tsk :P
Bloomwood
hahaha wow md u chalaak