Igcse Chemistry Questions And Answers Pdf Jun 2026

ANSWER (4 marks) Reagent: Bromine water (or acidified KMnO₄) Ethane: No change – stays orange/brown Ethene: Orange → colourless (decolourises) Equation: C₂H₄ + Br₂ → C₂H₄Br₂ (or name product: 1,2-dibromoethane)

The IGCSE Chemistry syllabus (typically CAIE 0620 or 0971) is divided into 12 main units that cover physical, inorganic, and organic chemistry: igcse chemistry questions and answers pdf

An atom of Uranium has a proton number of 92 and a nucleon number of 235. a) How many protons does it have? b) How many neutrons does it have? c) How many electrons does it have in a neutral atom? ANSWER (4 marks) Reagent: Bromine water (or acidified

What is the difference between an element and a compound? Answer: An element is a substance that consists of only one type of atom, while a compound is a substance formed from two or more different elements. c) How many electrons does it have in a neutral atom

$40 + 12 + (3 \times 16) = 100$