they burn or irritate • accept can damage your skin or eyes’ ‘they case it touches your skin’ is insufficient ‘‘in it is harmful or poisonous’ is insufficient can kill you’ is insufficient ‘it gloves’ is insufficient ‘wear do not accept is flammable’ ‘it 1 (L4) (c) (i) time, in days • accept ‘time’ accept ‘days’ do not accept or ‘hours’ ‘minutes’ 1 (L4) (ii) it goes down or decreases accept becomes acidic’ ‘it goes red’ is insufficient ‘it accept goes from 6.5 to 2.5’ ‘it accept acid gets stronger’ ‘the goes sour’ is insufficient ‘it if the label for X is incorrect in part (ci), do not penalise again in part (cii) 1 (L4) [5] M2. (a) (i) 7 do not accept ‘neutral’ 1 (L3) (ii) it was neutral if more than one box is ticked, no mark consequential marking applies accept was acidic’ if the answer to part (i) was less than 7 ‘it accept was alkaline’ if the answer to part (i) was greater ‘it than 7 and up to 14 1 (L4)
• they burn or irritate accept ‘they can damage your skin or eyes’ ‘‘in case it touches your skin’ is insufficient it is harmful or poisonous’ is insufficient ‘it can kill you’ is insufficient ‘wear gloves’ is insufficient do not accept ‘it is flammable’ 1 (L4) (c) (i) • time, in days accept ‘time’ accept ‘days’ do not accept ‘hours’ or ‘minutes’ 1 (L4) (ii) it goes down or decreases accept ‘it becomes acidic’ ‘it goes red’ is insufficient accept ‘it goes from 6.5 to 2.5’ accept ‘the acid gets stronger’ ‘it goes sour’ is insufficient if the label for X is incorrect in part (ci), do not penalise again in part (cii) 1 (L4) [5] M2. (a) (i) 7 do not accept ‘neutral’ 1 (L3) (ii) it was neutral if more than one box is ticked, no mark consequential marking applies accept ‘it was acidic’ if the answer to part (i) was less than 7 accept ‘it was alkaline’ if the answer to part (i) was greater than 7 and up to 14 1 (L4)
UI-Exam-Questions.docx