Advertisements
Advertisements
Question
Underline the incorrectly balanced compound equation and rewrite the correct equation.
\[\ce{4P + 4O2->2P2O5}\]
Advertisements
Solution
Correct equation is:
\[\ce{4P + 5O2->2P2O5}\]
APPEARS IN
RELATED QUESTIONS
Balance the following equation:
`Pb_3 O_4 → PbO+O_2`
Balance the following equation. Also name the products formed.
`H_2O_2 → H_2O +O_2`
Balance the following equation:
\[\ce{Fe2O3 + CO->Fe + CO2}\]
Balance the following important equation:
Pb(NO3)2 + NaCl → NaNO3 + PbCl2
Balance the following important equation:
\[\ce{Pb3O4 + HCl -> PbCl2 + H2O + Cl2}\]
Balance the following important equation:
S + H2SO4 (conc.) → SO2 + H2O
Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.
- Iron (III) oxide reacts with aluminum and gives molten iron and aluminum oxide.
- Magnesium ribbon is burnt in an atmosphere of nitrogen gas to form solid magnesium nitride.
- Chlorine gas is passed in an aqueous potassium iodide solution to form potassium chloride solution and solid iodine.
- Ethanol is burnt in air to form carbon dioxide, water and releases heat.
What information is not conveyed by a balanced chemical equation?
Identify the types of reaction mentioned above. Give one example for type in the form of a balanced chemical equation.
Complete and balance the following equation:
\[\ce{CuSO4 + NH3OH ->}\]
