Advertisements
Advertisements
Question
Balance the following important equation:
S + HNO3 (conc.) → H2SO4 + H2O + NO2
Advertisements
Solution
S + 6HNO3 (conc.) → H2SO4 + 2H2O + 6NO2
APPEARS IN
RELATED QUESTIONS
Why it is necessary to balance a chemical equation ?
Differentiate between:
Reactants and products.
Write balanced chemical equations for the reactions represented by word equations in the conditions for a chemical reaction.
Write a balanced molecular equation for the following word equation:
\[\ce{Calcium + water->Calcium hydroxide + hydrogen}\]
Balance the following equation:
\[\ce{Fe2O3 + H2->Fe + H2O}\]
Balance the following important equation:
Ca(HCO3)2 + HNO3 → Ca(NO3)2 + H2O + CO2
A teacher gave two test tubes to the students, one containing water and the other containing sodium hydroxide. She asked them to identify the test tube containing sodium hydroxide solution. Which one of the following can be used for identification?
Which among the following change is exothermic or endothermic in nature?
Dissolution of ammonium chloride in water
Write the balanced chemical equation for the following reaction
Sodium hydrogencarbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide.
A substance X, which is an oxide of a group 2 element, is used intensively in the cement industry. This element is present in bones also. On treatment with water it forms a solution which turns red litmus blue. Identify X and also write the chemical reactions involved.
