हिंदी

Choose the Correct Option from the Bracket and Explain the Statement Giving Reason. Addition of an aqueous solution of ZnSO4 to an aqueous solution of BaCl2 is an example of ______ reaction. - Science and Technology 1

Advertisements
Advertisements

प्रश्न

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

Addition of an aqueous solution of ZnSO4 to an aqueous solution of BaCl2 is an example of ______ reaction.

रिक्त स्थान भरें
Advertisements

उत्तर

Addition of an aqueous solution of ZnSO4 to an aqueous solution of BaCl2 is an example of double displacement reaction. 

Explanation:

On addition of ZnSO4 and BaCl2, the following reaction takes place:

In the reaction, the exchange of ions is taking place. The reaction in which the exchange of ions takes place to form precipitate are called double displacement reaction.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Chemical reactions and equations - Choose the correct option.

APPEARS IN

एससीईआरटी महाराष्ट्र Science and Technology 1 [English] 10 Standard SSC
अध्याय 3 Chemical reactions and equations
Choose the correct option. | Q 5
बालभारती Science and Technology 1 [English] Standard 10 Maharashtra State Board
अध्याय 3 Chemical reactions and equations
Exercise | Q 1. d. | पृष्ठ ४५

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

How do the following help in bringing about a chemical change?

light.


Define catalyst.


Fill in the blank

 A catalyst either ................or ............... the rate of a chemical change but itself remains ............... at the end of the reaction.


How is precipitate formation in a chemical reaction indicated?


Fill in the blank.

Melting of ice is a _______ change.


Write true or false  :
No new substance is formed during a chemical reaction.


Define the following term:

Precipitate


Write the chemical reaction where the following changes are observed.

Colour change is noticed


When hydrogen burns in oxygen, water is formed; when electricity is passed through water, hydrogen and oxygen are given out. Name the type of chemical change involved in the two cases.


Complete and balance the following reaction:

\[\ce{NH3 + O2 ->[\Delta]}\]


Give a chemical test to distinguish between the following gases. 

HCl and H2S


Give a word equation for the following reaction.

Two solids which combine on heating, to give a liquid.


Give a word equation for the following reaction.

A compound which on heating shows – colour change from brown to yellow.


Give a word equation for the following reaction.

A salt which reacts with ammonium hydroxide to give a reddish brown precipitate.


Complete the table given below.

Heat on  copper carbonate Test for gas evolved  

Complete the table given below.

Addition of dil. H2SO4 to KHCO3  Name of residue obtained  

State whether the following reaction is oxidation or reduction.

\[\ce{Na->Na+}\]


Burning of paper is a ______ change.


Write some materials prepared by chemical changes.


What is thermochemical reactions?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×