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OCR A A Level CHEMISTRY | Questions and Answers with complete solution
Test for carbonates - - add dilute HCL - it makes carbon dioxide test for carbon dioxide by bubbling it through lime water Test for ammonium ions - -add sodium hydroxide -warm the mixture -hover damp red litmus paper over it , if it turns blue the ions are present Test for sulphate ionz (SO4 2-) - - add dilute HCL - then add BaCl2 - BaSO4 is made which is insoluble in water so a white precipitate will be formed Test for Halides (Cl-, Br-, I-) - - add nitric acid - add silver nitrate -...
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OCR A - A Level Chemistry - Quiz Bite on CFCs and Ozone -questions and answers
PopularOCR A - A Level Chemistry - Quiz Bite on CFCs and Ozone -questions and answers
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Ocr A A Level Chemistry Paper 1 Q&A
OCR A A Level CHEMISTRY PAPER 1 Q&A 1.Test for carbonates - answers-- add dilute HCL - it makes carbon dioxide test for carbon dioxide by bubbling it through lime water 2.Test for ammonium ions - answers--add sodium hydroxide -warm the mixture -hover damp red litmus paper over it , if it turns blue the ions are present 3.Test for sulphate ionz (SO4 2-) - answers-- add dilute HCL - then add BaCl2 - BaSO4 is made which is insoluble in water so a white precipitate will be formed ...
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OCR A-Level Chemistry Bundled Exams with complete solution | everything you need
OCR A-Level Chemistry Bundled Exams with complete solution | everything you need
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