Exam (elaborations)
June_2017_QP Paper_1_OCR A Chemistry_AS_Level
- Course
- OCR
- Institution
- Facultad De Medicina Mexicali
1 Which ion has a different number of electrons from the other three ions? A Ga3+ B Cl − C S2− D Ca2+ Your answer [1] 2 An organic compound has the composition by mass: C, 53.33 %; H, 11.11%; O, 35.56%. What is the empirical formula of the organic compound? A C4H8O2 B C4H10O2 ...
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