Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyStainless steel is an alloy of iron with:
- A$8\% \text{ Cr}, 50\% \text{ Mn}$
- B$10\% \text{ Ni}, 2\% \text{ Mn}$
- C$2\% \text{ Cr}, 3\% \text{ C}$
- D$12\% \text{ Cr}, 1\% \text{ Ni}$
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Similar Questions
Thomas slag is used in
Easy
View SolutionIdentify the correct statements from the following:
$I$. Brass is an alloy of copper and nickel
$II$. Bronze is an alloy of copper and zinc
$III$. German silver is an alloy of copper,zinc and nickel
$IV$. Brass is an alloy of copper and zinc
$I$. Brass is an alloy of copper and nickel
$II$. Bronze is an alloy of copper and zinc
$III$. German silver is an alloy of copper,zinc and nickel
$IV$. Brass is an alloy of copper and zinc
Identify the products of the reaction: $4FeCr_2O_4 + 8Na_2CO_3 + 7O_2 \rightarrow ?$
Medium
View SolutionWhich of the following is $NOT$ used for the extraction of $Al$?
Easy
View SolutionConsider the following:
Statement-$I$ : In the extraction of $Al$ by Hall-Heroult process,pure $Al_2O_3$ mixed with $Na_3AlF_6$ lowers its melting point and increases conductivity.
Statement-$II$ : Zirconium metal is purified by zone refining method.
Statement-$I$ : In the extraction of $Al$ by Hall-Heroult process,pure $Al_2O_3$ mixed with $Na_3AlF_6$ lowers its melting point and increases conductivity.
Statement-$II$ : Zirconium metal is purified by zone refining method.
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