The noble gases (Group 0) were not discovered until the late 19th century, long after many other elements had been isolated.
State one chemical property of the noble gases that made them extremely difficult for early chemists to detect.
Practise Edexcel GCSE Chemistry Group 0 with exam-style questions for Foundation and Higher tier. 30 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.