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Cambridge IGCSE Combined Science (0653) FAQs

For displayed formulae do I need to write in the hydrogen atoms, or can I just draw "sticks"?

Articles in this section

What is the difference between the IGCSEs in Combined Science and Coordinated Science?
What is the difference between Cambridge IGCSE Combined Science and England combined science qualifications (e.g. OCR Combined A or Combined B)?
Have there been many changes to the new Combined Science 0653 syllabus for 2025 to 2027?
I also teach single award sciences at my school, what are the main differences in content?
What are the recommended number of teaching hours for IGCSE Combined Science 0653? And should this time be split equally between the 3 sciences?
What is the difference between IGCSE Combined Sciences Core and Extended?
Can students take dictionaries into IGCSE Combined Science examination?
Is there an option available which doesn't involve any assessment of practical skills?
My candidates are doing the Alternative to Practical paper, so what practical work do they need to do?
Where can my school buy microscope slides with specimens?

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The hydrogen atoms must be drawn to gain credit.

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What are the recommended number of teaching hours for IGCSE Combined Science 0653? And should this time be split equally between the 3 sciences?

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