English

Name: Two Nitrates that Do Not Produce Nitrogen Dioxide on Heating. - Chemistry

Advertisements
Advertisements

Question

Name: Two nitrates that do not produce nitrogen dioxide on heating.

One Line Answer

Solution

Sodium nitrate and potassium nitrate.

shaalaa.com
  Is there an error in this question or solution?
Chapter 9: Practical Work - Exercise 9 (A) [Page 142]

APPEARS IN

Selina Concise Chemistry [English] Class 9 ICSE
Chapter 9 Practical Work
Exercise 9 (A) | Q 6.2 | Page 142

RELATED QUESTIONS

FILL IN THE BLANK

In a double decomposition precipitation reaction both the reactants must be ............ soluble.


TRUE \ FALSE

The evolution of a gas during a chemical reaction is shown by an arrow pointing downwards. True or false ?


Write true or false :

When potassium iodide solution is added to lead acetate solution a red precipitate is formed.


State what you would observe when the following substance is heated in a glass test tube red lead.


Explain the following reaction with one suitable example of Double decomposition reaction.


Out of sodium and sulphur which is a metal? Explain its reaction with the oxygen.


Complete the following table and write your observations.

 

Hydrogen sulphide

Ammonia

Sulphur dioxide

Hydrogen chloride

Shake the gas with red litmus solution

       

Shake the gas with blue litmus solution

       

Apply a burning splint to a gas

       

Name: A greenish-yellow gas.


State the original colour of the following substance and colour of residue obtained after heating.

Ammonium dichromate


Give a chemical test to distinguish between the following gases. 

HCl and H2S


Give balanced equation for the following conversion affected by heat alone on the substance:

Copper nitrate to nitrogen dioxide


Give balanced equation for the following conversion affected by heat alone on the substance:

Zinc carbonate to zinc oxide


______ is not a chemical change.


Photosynthesis is a chemical reaction that takes place in the presence of ______.


What is the role of a catalyst in a chemical reaction?


Chemists identify gypsum as a natural indicator.


A student took a solution of copper sulphate in a beaker and put a clean iron nail into it and left it for about an hour.

Write a word equation for the chemical change, if any.


______ is a chemical substance is used in whitewashing.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×