Edexcel igcse chemistry - Study guides, Class notes & Summaries

June 2023 Edexcel IGCSE Chemistry QP 4ch1 / 2c

▪ High - Ans .Giant ionic structures melting point/ boiling point ▪ Closely packed lattice arranged by the attraction between oppositely charged ions - Ans .Giant ionic structures structure ▪ The electrostatic attraction between oppositely charged ions is very strong so requires a lot of energy to overcome - Ans .Why do giant ionic structures have high mps/bps? ▪ The stronger the forces of attraction - Ans .The higher the charges of the ions in a giant ionic structure ... ▪ 4 ...

June 2023 Edexcel IGCSE Chemistry MS 4ch1 / 1c

IGCSE EDEXCEL CHEMISTRY (ORGANIC CHEMISTRY) WITH QUESTIONS WITH CORRECTRY ANALYZED ANSWERS (ACTUAL EXAM) ALREADY GRADED A+ LATEST 2024

What is the general formula of the alkanes? - correct answer CnH2n+2 State two other features of a homologous series (not including having the same general formula) - correct answer M1 same/similar chemical properties / reactions / behaviour / characteristics M2 gradation /gradual change / trend / increase / decrease of physical properties M3 (neighbouring members) differ by CH2 M4 same functional group Explain ...

iGCSE Chemistry Pearson Edexcel Topic 1 Principles of Chemistry Complete Notes

June 2023 Edexcel IGCSE Chemistry MS 4ch1 / 2c

IGCSE EDEXCEL CHEMISTRY (organic chemistry) NEWEST EXAM 2024 WITH ACTUAL QUESTIONS AND CORRECT VERIFIED ANSWERS|ALREADY GRADED A+

EDEXCEL IGCSE Chemistry Questions And Answers The acid used for sulfate ion test - ANSWER hydrochloric acid The solution used for sulfate ion test (there can be 2) - ANSWER barium chloride The colour of barium sulfate precipitate - ANSWER white The acid used for carbonate ion test (dilute) - ANSWER nitric acid Indication of a carbonate ion - ANSWER bubbles Hydroxide precipitation tests (excess) Potassium (K+) - ANSWER none ...

IGCSE Edexcel Chemistry with complete solution