5 Questions
What type of reaction is represented by the chemical equation Na2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2NaCl(aq)?
Double displacement reaction
What is the compound precipitated when lead(II) nitrate and potassium iodide are mixed together?
Lead(II) iodide
Write the balanced chemical equation for the reaction between lead(II) nitrate and potassium iodide.
Pb(NO3)2(aq) + 2KI(aq) → PbI2(s) + 2KNO3(aq)
What is the black substance that forms when copper powder is heated in the presence of oxygen?
Copper(II) oxide
What happens to the black coating of copper(II) oxide when hydrogen gas is passed over it?
It turns brown as copper is obtained.
Test your knowledge of chemical equations by writing balanced equations and identifying the type of reaction for each given example. From combination to displacement reactions, this quiz covers a variety of scenarios for you to solve.
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