Degree of Carbon and Hydrogen Atoms (1°, 2°, 3°, 4°)

JEE Main Chemistry · IUPAC Nomenclature · 3 questions, latest first

• Identify the correct IUPAC name of hydrocarbon (x) containing three primary carbon atoms and with molar mass 72 g mol^-1.20265 April, Shift 2 · Q64
• The alkane from below having two secondary hydrogens is:202522 January, Shift 2 · Q66
• In the given compound, the number of 2^° carbon atom/s is ____.20248 April, Shift 1 · Q75