Build a question paper in 60 seconds.

1. A
   Both statement I and statement II are false
2. B
   Both statement I and statement II are true
3. C
   Statement I is true but statement II is false
4. D
   Statement I is false but statement II is true

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1. A
   Reducing smog
2. B
   Oxidising smog
3. C
   Global warming
4. D
   Acid rain

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1. A
   A is false but R is true
2. B
   Both A and R are true and R is the correct explanation of $A$
3. C
   Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
4. D
   A is true but R is false

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1. A
   
2. B
   
3. C
   
4. D
   

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1. A
   Smelting
2. B
   Roasting
3. C
   Leaching
4. D
   Refining

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1. A
   (A)-(v), (B)-(i), (C)-(ii), (D)-(iii)
2. B
   (A)-(iv), (B)-(i), (C)-(ii), (D)-(iii)
3. C
   (A)-(iv), (B)-(v), (C)-(ii), (D)-(iii)
4. D
   (A)-(v), (B)-(iv), (C)-(ii), (D)-(iii)

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1. A
   A is false but R is true
2. B
   Both $A$ and $R$ are true, but $R$ is not the correct correct explanation of $A$
3. C
   A is true but R is false
4. D
   Both A and R are true, and R is the correct explanation of $A$

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1. A
   Mobility or flow of solvent system
2. B
   Solubility of the compound
3. C
   Length of the column or TLC Plate
4. D
   Physical state of the pure compound

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1. A
   $Sb$
2. B
   $P$
3. C
   As
4. D
   $Bi$

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1. A
   3
2. B
   2
3. C
   4
4. D
   1

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1. A
   $\frac{1}{2}$
2. B
   1
3. C
   $\frac{1}{\sqrt{2}}$
4. D
   $2\sqrt{2}$

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1. A
   $\sqrt{31}$
2. B
   $\sqrt{41}$
3. C
   $\sqrt{55}$
4. D
   $\sqrt{66}$

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1. A
   $b^{2} = 3\left( a^{2} + c^{2} \right) + 9d^{2}$
2. B
   $b^{2} = a^{2} + c^{2} + 3d^{2}$
3. C
   $b^{2} = 3\left( a^{2} + c^{2} + d^{2} \right)$
4. D
   $b^{2} = 3\left( a^{2} + c^{2} \right) - 9d^{2}$

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1. A
   20
2. B
   12
3. C
   9
4. D
   16

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1. A
   A unique solution
2. B
   Infinitely many solutions
3. C
   No solution
4. D
   Exactly two solutions

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1. A
   $\frac{1}{2}$
2. B
   $- \frac{1}{2}$
3. C
   -1
4. D
   1

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1. A
   $\sqrt{482}$
2. B
   $\sqrt{171}$
3. C
   $\sqrt{5}$
4. D
   $\sqrt{227}$

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1. A
   3
2. B
   1
3. C
   0
4. D
   2

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1. A
   $(p \land q) \vee (p \vee q)$
2. B
   $(p \land q) \vee (p \rightarrow q)$
3. C
   $(p \land q) \land (p \rightarrow q)$
4. D
   $(p \land q) \rightarrow (p \rightarrow q)$

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1. A
   8
2. B
   7
3. C
   6
4. D
   5

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1. A
   26
2. B
   30
3. C
   8
4. D
   7

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1. A
   1.5
2. B
   3
3. C
   2
4. D
   4

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1. A
   $( - 3,1)$
2. B
   $\left\lbrack - \frac{4}{3},2 \right\rbrack$
3. C
   $\lbrack 1,\infty)$
4. D
   $( - \infty, - 1\rbrack$

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1. A
   $\frac{3}{4}$
2. B
   $\frac{52}{867}$
3. C
   $\frac{39}{50}$
4. D
   $\frac{22}{425}$

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1. A
   2
2. B
   $2^{n - 1}$
3. C
   1
4. D
   $n$

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