3.17—The terms ‘bond length’ and ‘bond angle’

Understand the terms ‘bond length’ and ‘bond angle’.

Use —the terms ‘bond length’ and ‘bond angle’ to connect the rule to the data and decision in the question.

This matters because —the terms ‘bond length’ and ‘bond angle’ determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply —the terms ‘bond length’ and ‘bond angle’ to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: —The terms ‘bond length’ and ‘bond angle’ is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.