English

Give a Balanced Equation for the Following Conversions Sodium Plumbite from Lead. - Chemistry

Advertisements
Advertisements

Question

Give a balanced equation for the following conversions sodium plumbite from lead.

One Line Answer
Advertisements

Solution

Sodium plumbite from lead

\[\ce{Pb + 2NaOH -> \underset{Sodium plumbite}{Na2PO2} + H2}\]

shaalaa.com
Recognition and Identification of Gases
  Is there an error in this question or solution?
Chapter 6: Study Of The First Element — Hydrogen - Additional Questions

APPEARS IN

Viraf J. Dalal Simplified ICSE Chemistry [English] Class 9
Chapter 6 Study Of The First Element — Hydrogen
Additional Questions | Q 7.2

RELATED QUESTIONS

Indicate which of the following statement is true and which is false:

Nitric acid cannot be used to prepare hydrogen by its action on active metals.


Give reason for the following:

Nitric acid not used for the preparation of hydrogen gas?


Name the following:

 A metal which liberates hydrogen only when steam is passed over red hot metal.


Draw a neat and well-labelled diagram for the laboratory preparation of hydrogen.


TRUE \ FALSE

Lead reacts briskly with dilute hydrochloric acid to form hydrogen.


Why is granulated zinc preferred in the laboratory preparation of hydrogen?


Give a test to identify hydrogen ?


Name the impurities present in hydrogen prepared in the laboratory.


Starting from zinc how would you obtain hydrogen using Steam.
[Give balanced equation & name the product formed in the case other than hydrogen].
Name a metal which will not react with the reactants above to give hydrogen.


In the laboratory preparation of hydrogen from zinc & dilute hydrocholoric acid – state a reason for the addition of traces of copper [II] sulphate to the reaction medium.


In the laboratory preparation of hydrogen from zinc & dilute hydrocholoric acid – state a reason for the collecting the hydrogen by downward displacement of water and not air & collecting it after all the air in the apparatus is allowed to escape.


Draw neat labelled diagrams for two different experiments to prove that – hydrogen is lighter than air.


Give reason for the following:

In the laboratory preparation of hydrogen from zinc and dilute hydrochloric acid – the zinc used granulated zinc.


Give a balanced equation for the following conversions sodium aluminate from aluminium.


In the laboratory preparation of hydrogen from zinc and dil. acid. Give a reason for the following:

The complete apparatus is air-tight.


Give a reason for the following.

Nitric acid in the dilute form is not used in the laboratory preparation of hydrogen from metals.


The diagram represent the preparation and collection of hydrogen by a standard

laboratory method.


State what is added through the thistle funnel ‘Y’


The diagram represent the preparation and collection of hydrogen by a standard laboratory method.


Name a solution which absorbs the impurity – `"H"_2"S"`


The diagram represent the preparation and collection of hydrogen by a standard laboratory method.


State, why hydrogen is collected after all the air in the apparatus, is allowed to escape.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×