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Why the mercury in glass-laboratory thermometer doesn't stick to glass?
Viscosity more has to do with how much the molecules of a liquid "stick" to each other and not to another substance like glass. Mercury doesn't adhere to glass well because it's nonpolar while glass is polar.
Why the mercury in glass-laboratory thermometer doesn't stick to glass?
Water is polar and it doesn't andhere to glass.
Because Hg-Hg bonds in the liquid metal are much stronger than Hg-glass bonds, so mercury prefers to stay...with itself (it's an introvertedWhy the mercury in glass-laboratory thermometer doesn't stick to glass?