Edexcel IGCSE Chemistry Inorganic chemistry topic questions

Inorganic chemistry covers periodic trends, gases in air, metal reactivity, extraction, acids, salt preparation and chemical tests.

Edexcel IGCSE Chemistry Topic 2

Topic Overview

Inorganic chemistry covers periodic trends, gases in air, metal reactivity, extraction, acids, salt preparation and chemical tests.

Use exact observations, correct state or colour changes, and link reactivity or test results to the chemical species involved.

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Question Types In This Topic

  1. Trend and prediction questions for Group 1 metals, Group 7 halogens and the reactivity series.
  2. Observation and equation questions for reactions with oxygen, water, acids and carbonates.
  3. Practical method questions on oxygen in air, titrations, salt preparation and chemical tests.
  4. Identification questions using gas tests, ion tests, precipitates, pH and solubility rules.

Subtopics In Inorganic chemistry

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2.a Group 1 (alkali metals) – lithium, sodium and potassium understand how the similarities in the reactions of these elements with water provide evidence for their recognition as a family of elements understand how the... 2.b Group 7 (halogens) – chlorine, bromine and iodine know the colours, physical states (at room temperature) and trends in physical properties of these elements use knowledge of trends in Group 7 to predict the properties... 2.c Gases in the atmosphere know the approximate percentages by volume of the four most abundant gases in dry air understand how to determine the percentage by volume of oxygen in air using... 2.d Reactivity series understand how metals can be arranged in a reactivity series based on their reactions with: water dilute hydrochloric or sulfuric acid. understand how metals can be... 2.e Extraction and uses of metals know that most metals are extracted from ores found in the Earth’s crust and that unreactive metals are often found as the uncombined element explain how the method of... 2.f Acids, alkalis and titrations describe the use of litmus, phenolphthalein and methyl orange to distinguish between acidic and alkaline solutions understand how to use the pH scale, from 0–14, can be... 2.g Acids, bases and salt preparations know the general rules for predicting the solubility of ionic compounds in water: common sodium, potassium and ammonium compounds are soluble all nitrates are soluble... 2.h Chemical tests describe tests for these gases: hydrogen oxygen carbon dioxide ammonia chlorine. describe how to carry out a flame test know the colours formed in flame tests for these...

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