हिंदी

Choose the Correct Option from the Bracket and Explain the Statement Giving Reason.The Conversion of Ferrous Sulphate to Ferric Sulphate is ........ Reaction.

Advertisements
Advertisements

प्रश्न

Choose the correct option from the bracket and explain the statement giving reason.
(Oxidation, displacement, electrolysis, reduction, zinc, copper, double displacement, decomposition) 

The conversion of ferrous sulphate to ferric sulphate is ______ reaction. 

रिक्त स्थान भरें
Advertisements

उत्तर

The conversion of ferrous sulphate to ferric sulphate is an oxidation reaction. 

Explanation:

Oxidation means losing one or more electrons. During this conversion, Fe2+ is converted into Fe3+ by losing one electron. Therefore, it is an oxidation reaction.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Chemical reactions and equations - Exercise [पृष्ठ ४५]

APPEARS IN

बालभारती Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
अध्याय 3 Chemical reactions and equations
Exercise | Q 1. b. | पृष्ठ ४५

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Complete and balance the following chemical equations

NaCI + `AgNO_3`  `→`


Complete and balance the following chemical equations:

Zn + `"H"_2"SO"_4`  `→`

           (dil)


Write the missing reactants and products and balance the equations.

\[\ce{KClO3 ->[heat]}\] ___________+ ____________


FILL IN THE BLANK

Negatively charged ions are called ..........


TRUE \ FALSE

Weak electrolytes dissociate partially in their aqueous or fused state.


Is kerosene an electrolyte or a non-electrolyte ?


Differentiate between in Chemical reaction and chemical equation.


Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.

(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)

Chlorine (Cl2) molecule is formed by ______ of electrons between two chlorine atoms.


Write the chemical reaction where the following changes are observed.

Gas is evolved


State the main characteristics of chemical reactions. Give at least one example in each case.


Complete and balance the following reaction:

Pb(NO3)2 + KI →


What do you observe when HCI is passed through a silver nitrate solution.


What do you observe when Cobalt chloride paper is introduced in water vapour.


Write your observation and a balanced equation in the case of the following substances being heated.

Copper nitrate. 


Write your observation and a balanced equation in the case of the following substances being heated.

Zinc carbonate.


A chemical reaction is often accompanied by external indications or characteristics which include – 

  1. Colour change
  2. Effervescence or gas evolved
  3. Evolution or absorption of heat
  4. Formation of a precipitate.

With reference to each of the above indications, state the external indication seen during – Addition of dilute acid to an active metal.


Complete the table given below.

Heat on  Zinc nitrate Colour of residue  

Water boiling into water vapour is an example of chemical change.


Write a note on the following:

Curdling of milk


When milk is mixed with coffee decoction, the colour of milk and decoction changes due to ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×