मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

Write the molecular formulae of the following compound. Sodium aluminate

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प्रश्न

Write the molecular formulae of the following compound.

Sodium aluminate

एक शब्द/वाक्यांश उत्तर
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उत्तर

Sodium aluminate- NaAlO2

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पाठ 8: Metallugy - Solve the following Questions [पृष्ठ २९]

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संबंधित प्रश्‍न

In the extraction of aluminium: Name the process of concentration of bauxite.


In the extraction of aluminium Write the cathode reaction in electrolytic reduction of alumina.


Silver metal does not combine easily with oxygen but silver jewellery tarnishes after some time. How?


Name the gas produced when calamine ore is calcined.


Give the name of one ore of iron. Which iron compound is present in this ore? Write its chemical formula.


The metal which can be extracted simply by heating the cinnabar ore in air is ______.


During galvanisation, iron metal is given a thin coating of one of the following metals. This metal is:


The metal which can be extracted from pyrolusite ore is ______.


Give the principles of the hydrolytic method.


 Answer the following questions based on the extraction of aluminium from alumina by Hall - Heroult’s Process : 
What is the function of cryolite used along with alumina as the electrolyte? 


Name the following:
The substance added to get rid of gangue in the extraction of metal.


How an ore is concentrated by froth floatation process?


Compare the process of calcination and roasting.


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.


Draw a well-labelled diagram of extraction of Aluminium. Write the anode reaction in electrolytic reduction of Alumina.


Iron is _______.


Gold and silver are active metals.


Explain the following reaction with the balanced equation.

Chlorine dissolved in water


Electrical wires have a coating of an insulting material. The material, generally used is


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