Halide

Key Stage 4

Meaning

Halides are Halogen ions which combine with a positive ion to form a salt.

About Halides

Halogens can gain 1 electron to become a negatively charged Halide ion.

Halides have a charge of -1.

The Halides you should know are:

• Fluoride - F^-
• Chloride - Cl^-
• Bromide - Br^-
• Iodide - I^-

References

AQA

Halides, pages 110, 133, GCSE Combined Science; The Revision Guide, CGP, AQA

Halides, pages 25, 59, 88, GCSE Chemistry; The Revision Guide, CGP, AQA

Halides, pages 278-9, GCSE Chemistry; Student Book, Collins, AQA

Edexcel

Halides, pages 74, 75, 96, GCSE Chemistry; The Revision Guide, CGP, Edexcel

Halides; test for, page 96, GCSE Chemistry; The Revision Guide, CGP, Edexcel

OCR

Halide ions, pages 136-137, 151, Gateway GCSE Chemistry, Oxford, OCR

Halides, pages 122, 123, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR

Halides, pages 52, 53, 59, Gateway GCSE Chemistry; The Revision Guide, CGP, OCR

Halides; test for, page 59, Gateway GCSE Chemistry; The Revision Guide, CGP, OCR