A hydrocarbon `X` has molar mass 84 but contains no double or triple bonds. Also `X` has no methyl locant. How many different `IUPAC` name can be assigned to `X` ?

A hydrocarbon has molecular formula X(C_(6)H_(6)) . Also, X has triple bonds as the only type of unsaturation, i.e., it has neither double bonds nor any ring structure. How many different IUPAC name can be assigned to X ?

A hydrocarbon X has the molecular formula C_(5)H_(8) and it does not has any sp^(2) or sp- hybridized carbons. How many different IUPAC names are possible for X ?

A hydrocarbon has the formula C_(3)H_(4) . To find out whether it contains two double bond or a triple bond, the following test is preffered:

A hydrocarbon has the molecular formula C_(3)H_(4) . To find out whether it contains two double bonds of a triple bond. Which of the following test should be perfomed.

Name a carbon containing molecule which has two double bonds.

A ketone has molar mass 86. Which of the following cannot be IUPAC name of this ketone ?

Six X 's have to be placed in the squares of the figure below, such that each row contains atleast one X. in how many different ways can this be done?

Six X 's have to be placed in the squares of the figure below, such that each row contains atleast one X. in how many different ways can this be done?