मराठी

Which among the following change is exothermic or endothermic in nature? Dissolution of ammonium chloride in water - Science

Advertisements
Advertisements

प्रश्न

Which among the following change is exothermic or endothermic in nature?

Dissolution of ammonium chloride in water

एक शब्द/वाक्यांश उत्तर
Advertisements

उत्तर

Endothermic

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Chemical Reactions and Equations - Exemplar [पृष्ठ ५]

APPEARS IN

एनसीईआरटी एक्झांप्लर Science [English] Class 10
पाठ 1 Chemical Reactions and Equations
Exemplar | Q 22. (d) | पृष्ठ ५

संबंधित प्रश्‍न

Why it is necessary to balance a chemical equation ?


Differentiate between:

Reactants and products.


Write balanced chemical equations for the following word equation:

Magnesium + dil sulphuric acid → Magnesium sulphate + water


State four conditions necessary for a chemical reaction to take place.


Balance the following equation. Also name the products formed.

`H_2 + CI_2     →   HCI`


Write a balanced chemical equation with state symbols for the following reaction.

Sodium hydroxide solution (in water) reacts with hydrochloric acid solution (in water) to produce sodium chloride solution and water.


State the information provided by a chemical equation.


Chemical equations suffer from a number of limitations. State the main limitations of a chemical equation.


Write a balanced molecular equation for the following word equation:

\[\ce{Copper hydroxide + nitric acid->Copper nitrate + water}\]


Balance the following equation:

\[\ce{Na2O + H2O->NaOH}\]


Underline the incorrectly balanced compound equation and rewrite the correct equation.

\[\ce{4P + 4O2->2P2O5}\]


Underline the incorrectly balanced compound equation and rewrite the correct equation.

\[\ce{FeS + 2HCl + 2FeCl2 + H2S}\]


Balance the following important equation:

NaCl + H2SO4  → Na2SO4 + HCl  


Balance the following important equation:

\[\ce{Pb3O4 + HCl -> PbCl2 + H2O + Cl2}\]


Balance the following important equation:

C + HNO3 (conc.) → CO2 + H2O + NO2 


Magnesium ribbon is rubbed before burning because it has a coating of ____________.


In the double displacement reaction between aqueous potassium iodide .and aqueous lead nitrate, a yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of lead nitrate?


Ferrous sulphate decomposes with the evolution of a gas having a characteristic smell of burning sulphur. Write the chemical reaction involved and identify the type of reaction.


What are the points to be followed while balancing a chemical equation?


What information is not conveyed by a balanced chemical equation?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×