Question

How do Bond length of C – H Bond defer in ethane, ethene, and ethyne.​

Answer 1

C - H bond energy in ethane = 410 kJ/mol C -

C - H bond energy in ethene = 451 kJ/mol C -

C - H bond energy in ethyne = 536 kJ/mol C -

Here is your answer-!!☺️

Answer 2

in ethane it's a single covalent bond

in ethane its double covalent bond

in ethyne its triple covalent bond