no ram only single option correct
Which of the following statements are true ?
a.)HF is less polar then HBr
b.)absolutely pure water does not contains ions
c.)chemical bond formation takes place when force of attraction overcomes forces of repulsion
d)in covalency transfer of electrons take place
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27 Answers
i too dont have the ans
it is 2002 que which i have taken from minglebox.com
!st is incorrect ...F is more eltronegative then BR
2nd ..is incorrect evn pure water is a weak elctrolyte .....
Kw=10^(-14)
slightly ionises .......
3rd correct
4th incorrect .....ionic bond transfer of eltron .covalent bond sharing .... of eltrons
then may be u are correct , lets ask ankit to give the answer ,
ankit plz tell wats the answer
Arrey Amit i've read statement c many times in many standard books....and also i've solved a sum in which no. of ions in pure water were to be calculated...!!!
chemical bond formation takes place when two unstable atoms interact by exchange or sharing of electrons to attain stability and not when force of attraction overcomes forces of repulsion
hey.. guyz.. ll questions wit multiple ans be asked in aieee???
in formation of co-valent bond electrons are shared not transfered
At least we can be sure dat c is 100% correct as its single ans crrct ques!