8.18—Experimental procedures to show: i patterns in the thermal decomposition of Group 1 and 2 nitrates and carbonates Students

Know experimental procedures to show: i patterns in the thermal decomposition of Group 1 and 2 nitrates and carbonates Students will be expected to know tests for carbon dioxide and oxygen; and to recognise nitrogen dioxide by its colour and acidic pH. ii flame colours in compounds of Group 1 and 2 elements.

Use —experimental procedures to show: i patterns in the thermal decomposition of group 1 and 2 nitrates and carbonates students to connect the rule to the data and decision in the question.

This matters because —experimental procedures to show: i patterns in the thermal decomposition of group 1 and 2 nitrates and carbonates students determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply —experimental procedures to show: i patterns in the thermal decomposition of group 1 and 2 nitrates and carbonates students to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: —Experimental procedures to show: i patterns in the thermal decomposition of Group 1 and 2 nitrates and carbonates Students is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.