Edexcel A-Level Chemistry AS 1.3 Write Balanced Full and Ionic Equations Questions

Write balanced molecular and ionic equations, include accurate formulae and state symbols, remove spectator ions, and check charges and stoichiometric coefficients.

Exam points

write balanced equations for decomposition, acid-carbonate reactions and combustion steps
choose the simplest ionic equation by removing spectator ions and checking state symbols
apply correct charges and formulae when forming ionic equations for precipitates or neutralisation

[Maximum number: 1]

Magnesium carbonate powder reacts with hydrochloric acid.

Complete the equation for this reaction by adding state symbols.

all correct state symbols

$\mathrm{MgCO}_{3}(\mathbf{s})+2 \mathrm{HCl}(\mathbf{a q}) \rightarrow \mathrm{MgCl}_{2}(\mathbf{a q})+\mathrm{H}_{2} \mathrm{O}(\mathbf{l})+\mathrm{CO}_{2}(\mathbf{g})$

Allow capital letters Ignore extra brackets

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Edexcel A-Level Chemistry AS 1.3 Write Balanced Full and Ionic Equations Questions question 1