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Do now - Recall
Do now - Recall
Complete these word equations
Metal + hydrochloric acid 🡪
Metal carbonate + hydrochloric acid 🡪
Hydrogen peroxide decomposition 🡪
Extension – on the next slide write a balanced symbol equation with state symbols for the above reactions.
Task 2 - Practicals
Task 2 - Practicals
Watch the video, and make notes on how to perform each test for each gas. There is space for the notes on the companion sheet
You will need to know the name of the gas you are testing for, what equipment you will need and what a positive result looks like.
Task 3 - Question time
Task 3 - Question time
work your way though the questions on the companion sheet
Task 4 - Past paper
Task 4 - Past paper
Have a go at this past paper question on the companion sheet.
Have a go at this past paper question on the companion sheet.
Note that the questions asks you to balance an equation before asking you about testing for gases.
Note that the questions asks you to balance an equation before asking you about testing for gases.
This question is worth 6 marks and should take no more than 6 minutes.
This question is worth 6 marks and should take no more than 6 minutes.
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