The major product of the following reaction is: $CH_3CH(OH)CH_3 \xrightarrow{Cu, 573 \ K} ?$

The order of ease of dehydration of the following alcohols is:
$I$: $CH_3-CH_2-CH_2-OH$
$II$: $(CH_3)_2CH-OH$
$III$: $(CH_3)_3C-OH$
$IV$: $CH_3-CH_2-OH$

The decreasing order of reactivity of the following alcohols with halo acid is:
$(I)$ $CH_3OH$
$(II)$ $CH_3CH_2OH$
$(III)$ $(CH_3)_2CHOH$
$(IV)$ $(CH_3)_3COH$

Which of the following is the correct order of boiling points for $(1^o)$ primary,$(2^o)$ secondary,and $(3^o)$ tertiary alcohols?

Explain why propanol has a higher boiling point than that of the hydrocarbon,butane?

The exact order of boiling points of the compounds $n$-pentane, isopentane, butanone, and $1$-butanol is: