Level 3

Argons

Welcome to the Argon sector. Use problem solving skills and your chemistry knowledge to unlock these grids aimed at 16+ students.

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Alcohols (16-19)

Use your knowledge of alcohols and their oxidation products to unlock the grid

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Amines and Related Compounds

Use your knowledge of amines and related compounds to unlock the grid

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Aqueous Ions

Use your knowledge of aqueous ions to unlock the grid

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Atomic Structure

Use your knowledge of the atomic structure of a number of isotopes to unlock the grid

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Born-Haber Cycle: MgCl2

Use the information about the stages of the Born-Haber cycle to unlock the grid

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Born-Haber Cycle: NaCl

Use the information about the stages of the Born-Haber cycle to unlock the grid

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Chemical Names - Multiple Prefixes

Use your knowledge of chemical name prefixes to unlock the grid

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Chromium Oxidation States

Use your knowledge of oxidation states of chromium and their colours to unlock the grid

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Complex Ion Shapes

Use your knowledge of the shapes of complex ions to unlock the grid

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Concentration of Solutions 1

Calculate the concentrations of different solutions and use the information to unlock the grid

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Concentration of Solutions 2

Calculate the concentrations of different solutions and use the information to unlock the grid

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Electronegativity Values

Use your knowledge of the electronegativity of common elements to unlock the grid

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Functional Groups

Use your knowledge of functional groups to unlock the grid

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Gas Laws

Use your knowledge of how to convert some unusual units to SI units to unlock the grid

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Gas Laws: Converting Units

Use your knowledge of the gas laws to unlock the grid

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Halide Ion Tests

Use your knowledge of how halide ions react with ammonia and silver nitrate to unlock the grid

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Indicators

Use your knowledge of how different indicators react with acids and alkalis to unlock the grid

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Isomers of
(E)-but-2-ene

Use the information about but-2-ene to name its isomers and unlock the grid

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Mass Concentration of Solutions

Use your knowledge of how to calculate mass concentrations to unlock the grid

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Moles Equations (16-19)

Use your knowledge of moles to unlock the grid

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Multiples of Units
(16-19)

Use your knowledge of multiples of units to unlock the grid

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Naming Complexes - Ligands

Use your knowledge of naming ligand complexes to unlock the grid

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Naming Complexes - Metals

Use your knowledge of naming metal complexes to unlock the grid

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Naming Esters

Use your knowledge about how common esters are named to unlock the grid

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Organic Formulae 1

Use your knowledge of organic formulae to unlock the grid

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Organic Formulae 2

Use your knowledge of different kinds of formulae to unlock the grid

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Organic Names - Functional Groups

Use your knowledge of naming organic functional groups to unlock the grid

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Organic Names - Prefixes

Use your knowledge of naming organic prefixes to unlock the grid

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Oxidation Number Rules

Use your knowledge about how to determine oxidation numbers to unlock the grid

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pH 1

Use the information about how to calculate pH to unlock the grid

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pH 2

Use the information about how to calculate pH to unlock the grid

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pH and pOH

Use the information about how to calculate pH and pOH to unlock the grid

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pH 4

Use the information about how to calculate pH, pOG and pKw to unlock the grid

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Shapes of Molecules - Geometry of Central Atom

Use your knowledge of how the 3D structures of molecules are determined to unlock the grid

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Shapes of Molecules - Hybrid Orbitals

Use your knowledge of how to draw hybrid orbitals to unlock the grid

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Shapes of Molecules - Distortion from the Pure Geometry

Use your knowledge of how the 3D structures of molecules are determined to unlock the grid

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Significant Figures


Use your knowledge of significant figures to unlock the grid

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Sodium Halide Reactions with Conc. H2SO4

Use your knowledge of how the sodium halides react with acid to unlock the grid

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Some A-level reagents

Use your knowledge of reagents and their uses to unlock the grid

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Sub-atomic Particles (16-19)

Use your knowledge of sub-atomic particles to unlock the grid

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Sub-shells


Use your knowledge of the shape of the s,p and d electron shells to unlock the grid

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Symbols


Use your knowledge of chemical symbols to unlock the grid


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Vanadium


Use your knowledge of the different oxidation states of vanadium and their colours to unlock the grid

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Volume of Gases


Use your knowledge of the relations between moles, mass and volume to unlock the grid

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Volumetric Apparatus

Use your knowledge of different equipment used to measure volume to unlock the grid

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Worksheets

Suppporter

Gridlocks is funded as part of the Reach and Teach educational programme supported by the Wolfson Foundation.