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JEE Main 202127 JulyMorning Shift
Exam
JEE Main
Year
2021
Date
27 July
Shift
Morning Shift
Subject
Chemistry
Chapter
Classification of Elements and Periodicity in Properties

JEE Main 2021 · 27 July · Morning Shift · Chemistry · Classification of Elements and Periodicity in Properties

Match List - I with List - II : List - I List - II (a) NaOH (i)...

Match List−I- I with List −II- II :

List −I- I List−II- II
\left(a\right)</td><tdstyle="text−align:center;"></td> <td style="text-align: center;">NaOH</td><tdstyle="text−align:center;">(i)</td> <td style="text-align: center;">\left(i\right) Acidic
(b)\left(b\right) Be(OH)2Be ( OH{)}_{2} \left(ii\right)</td><tdstyle="text−align:center;">Basic</td></tr><tr><tdstyle="text−align:center;"></td> <td style="text-align: center;">Basic</td> </tr> <tr> <td style="text-align: center;">\left(c\right)</td><tdstyle="text−align:center;"></td> <td style="text-align: center;">Ca ( OH{)}_{2}</td><tdstyle="text−align:center;">(iii)</td> <td style="text-align: center;">\left(iii\right) Amphoteric
(d)\left(d\right) B(OH)3B ( OH{)}_{3}
(e)\left(e\right) Al(OH)3Al ( OH{)}_{3}

Choose the most appropriate answer from the options given below

Options

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

Correct answer

B. (a)−(ii),(b)−(iii),(c)−(ii),(d)−(i),(e)−(iii)( a ) - ( ii ) , ( b ) - ( iii ) , ( c ) - ( ii ) , ( d ) - ( i ) , ( e ) - ( iii )

Step-by-step solution

NaOH→NaOH \to Basic
Be(OH)2→Be ( OH{)}_{2} \to Amphoteric
Ca(OH)2→Ca ( OH{)}_{2} \to Basic
B(OH)3→B ( OH{)}_{3} \to Acidic
Al(OH)3→Al ( OH{)}_{3} \to Amphoteric
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