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JEE Main202117 Mar 2021Evening ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

Match List-I and List-II : List-I List-II a Haematite i Al 2 O 3 · xH 2 O b Bauxite ii Fe 2 O 3 c Magnetite iii CuCO 3 · Cu ( OH ) 2 d Malachite iv Fe 3 O 4 Choose the correct answer from the options given below :

Options

  1. A  ( a )-( ii ), ( b )-( iii ),( c )-( i ),( d )-( iv )
  2. B  ( a )-( iv )  , ( b ) - ( i ) , ( c ) - ( ii ) , ( d ) - ( iii )
  3. C  ( a )-( i ), ( b )-( iii ), ( c )-( ii ), ( d )-( iv )
  4. D( a ) - ( ii ) ,   ( b ) - ( i ) ,   ( c ) - ( iv ) ,   ( d ) - ( iii )

Correct answer

D. ( a ) - ( ii ) ,   ( b ) - ( i ) ,   ( c ) - ( iv ) ,   ( d ) - ( iii )

Step-by-step solution

Ore Formula a Haematite Fe 2 O 3 b Bauxite Al 2 O 3 · xH 2 O c Magnetite Fe 3 O 4 d Malachite CuCO 3 · Cu ( OH ) 2

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