1.

The surface tension of several alcohols at 20°C is gamma(CH_(3)OH)= 22.61 "dyne" cm^(-1), gamma(C_(2)H_(5)OH) = 2.275 xx 10^(-2) Nm^(-1)and gamma(n-C_(3)H_(7)OH) = 23.7 mJ m^(-2).The alcohol having the highest surface tension is:

Answer»

`CH_(3)OH`
`C_(2)H_(5)OH`
`n-C_(3)H_(7)OH`
All same

Answer :C


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