Rank the following substituent groups in order of decreasing priority according to the Cahn-Ingold-Prelog $(CIP)$ system:
$1: -CH(CH_3)_2, 2: -CH_2Br, 3: -CH_2CH_2Br$

What is the $IUPAC$ name of the following compound?

The $IUPAC$ name for the following compound is $BrCH_2-CH_2-CH=CH-CH_2-CO-CH_3$.

The $IUPAC$ name of $H_3C-CH(C_2H_5)-CH_2-CH(OH)-CH_2Cl$ is

What is the $IUPAC$ name of the following compound?

State True or False for the following statements:
$(i)$ Molecular formula of Anisole: $C_6H_5OCH_3$.
$(ii)$ Acetone is a common name of $CH_3COCH_3$.
$(iii)$ Molecular formula of benzene is $C_6H_6$.
$(iv)$ Formula of $C_2H_6$ is methane.
$(v)$ The formula of pentane and propane are $C_5H_{12}$ and $C_3H_8$ respectively.