English

What Do You Observe? When Barium Chloride is Added to Sodium Sulphate Solution - Chemistry

Advertisements
Advertisements

Question

What do you observe? When

Barium chloride is added to sodium sulphate solution

One Line Answer

Solution

A white insoluble precipitate of barium sulphate is formed.

shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Chemical Changes and Reactions - Exercise 2 (C) [Page 32]

APPEARS IN

Selina Concise Chemistry [English] Class 9 ICSE
Chapter 2 Chemical Changes and Reactions
Exercise 2 (C) | Q 11.5 | Page 32

RELATED QUESTIONS

Complete and balance the following chemical equations:

Zn + `"H"_2"SO"_4`  `→`

           (dil)


FILL IN THE BLANK

In a ............ change, new substances are formed.


Balancing a chemical equation is based on


State what you would observe when the following substance is heated in a glass test tube Copper (II) carbonate Red lead .


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

2Mg + O2 → 2MgO


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)

Rusting of iron is a ______ chemical change. 


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)

The white particles of baking soda disappear when put in lemon juice. This means that it is a ______ change.


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.


Explain by writing a word equation.

Limestone powder disappears on adding to dilute hydrochloric acids.


Define Electrochemical reaction
Give an example 

 

 


Give examples of exothermic reactions i.e. heat evolved in each of the following:

(a) reaction between a solid and a liquid
(b) reaction between two gases
Give two examples of exothermic reactions seen in everyday life.


Select the correct answer for the following options:

The gas obtained when potassium chlorate is heated in the presence of a catalyst.


State the following reaction represent oxidation or reduction.

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


Give a balanced equation for a reaction involving the evolution of gas on the addition of dilute acid to sodium sulphite.


Select the correct answer from the options given below:

State the gaseous product formed, when

An active metal reacts with dilute sulphuric acid.


NPK are the primary nutrients for plants.


Can a nickel spatula be used to stir copper sulphate solution? Justify your answer.


On heating calcium carbonate gets converted into calcium oxide and carbon dioxide.

(a) Is this a physical or a chemical change?

(b) Can you prepare one acidic and one basic solution by using the products formed in the above process? If so, write the chemical equation involved.


Write a note on the catalyst.


Acid rain is a result of ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×