English
Maharashtra State BoardSSC (English Medium) 10th Standard

In the electrolytic method, a layer of highly active metal is applied to a less active metal.

Advertisements
Advertisements

Question

In the electrolytic method, a layer of highly active metal is applied to a less active metal.

Options

  • Right

  • Wrong

MCQ
True or False
Advertisements

Solution

In the electrolytic method, a layer of highly active metal is applied to a less active metal- Wrong

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: Metallugy - Right or Wrong sentence [Page 21]

APPEARS IN

RELATED QUESTIONS

Which of the following pairs will give displacement reactions?


Why does aluminium not corrode right through?


Define the term gangue.


Which gas is produced during the extraction of aluminium? At which electrode is this gas produced?


Describe the extraction of zinc metal from its sulphide ore (zinc blende). Write equations of the reactions involved.


Name the metal which is extracted from the ore called ‘rock salt’.


Name one ore of mercury. Which mercury compound is present in this ore? Write its chemical formula.


An important ore of zinc metal is ______.


Which metal can be extracted from the following ore?

bauxite


Give reasons, why aluminum is used in:

In aluminiothermy


Write equations for each of the above metal which reacts with water.


Complete the incomplete statement with missing word:
Non-metals form acidic oxides while metals form ______.


State the property of the metal being utilized in the following :

Use of metal Property
Zinc in Galvanization  
Aluminium in Thermite welding  

choose the most appropriate term to match the given description.
Heating of the ore in the absence of air to high temperature


Name the following:
A steel grey coloured solid non-metal.


Define roasting.


Explain the following reaction with the balanced equation.

Zinc oxide is treated with carbon


Explain in brief types of extraction of highly reactive metals according to their reactivity.


In thermite welding a mixture of ____________ is ignited with a burning magnesium ribbon which produces molten iron metal as a large amount of heat is evolved.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×