हिंदी

What are products? Explain with the help of example.

Advertisements
Advertisements

प्रश्न

What are products? Explain with the help of example.

टिप्पणी लिखिए
Advertisements

उत्तर

  1. The substances formed as a result of a chemical reaction by the formation of new bonds are called products.
  2. e.g. Decomposition of calcium carbonate by heating to form calcium oxide and carbon dioxide is a chemical reaction. In this reaction, calcium carbonate is the reactant while calcium oxide and carbon dioxide are the products.
shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Chemical reactions and equations - Solve the following Questions [पृष्ठ २७]

APPEARS IN

एससीईआरटी महाराष्ट्र Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
अध्याय 3 Chemical reactions and equations
Solve the following Questions | Q 2 (ii) | पृष्ठ २७

संबंधित प्रश्न

Find the odd man out:

Turmeric, Methyl Orange, Rose petals, Beetroot.


Complete and balance the following equation:

\[\ce{NaOH + {..........} -> Na2SO4 + H2O}\]


Write a balanced chemical equation from the following information:

An aqueous calcium hydroxide solution (lime water) reacts with carbon dioxide gas to produce a solid calcium carbonate precipitate and water.


Give one example of an exothermic reaction.


You are given the solution of lead nitrate. In order to obtain a yellow precipitate you should mix with it a solution of ______.


Express the following facts in the form of a balanced chemical equation:

“When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution containing copper nitrate is formed”.


Name the type of chemical reaction shown by the following equation:

Fe + CuSO4 → FeSO4 +Cu


Sodium chloride reacts with silver nitrate to produce silver chloride and sodium nitrate

Write the equation.

Check whether it is balanced, if not balance it.

Find the weights of reactants and products.

State the law which this equation satisfies. 


Write the balanced chemical equation of the following reaction.

silver nitrate → silver + nitrogen dioxide + oxygen


The chemical reactions in which heat is liberated are called endothermic reactions.


A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – mercury [II] oxide.


Give a balanced equation for addition of iron to copper [II] sulphate solution. State the change in colour seen.


Give one example in the case where supplying energy [given below] is necessary for a chemical reaction.

Catalyst


Give an example of a chemical equation in which two reactants form:

one product


Give an example of a chemical equation in which two reactants form:

three product


\[\ce{2KClO3->[MnO2] 2KCl + 3O2[g] - is a balanced equation.}\]

State why the compound MnO2 is written above the arrow.


Balance the following simple equation:

Fe2O3  +  CO  →  Fe  +  CO2 


Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.

Cl2 + 2H2O + SO2 → 4HCl + H2SO4


Balance the given chemical reaction as per the instructions below.

\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]

Make a list of the elements in the chemical equation.


What is a reactant in a chemical equation?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×