Day 92: JEE Mains Chemistry

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

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1. A.
   0.5 hour
2. B.
   4 hour
3. C.
   15 min
4. D.
   60 min

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1. A.
   $+ 4, + 2,0, + 2$
2. B.
   $+ 2,0, + 2, + 4$
3. C.
   $0, + 2, + 4, + 2$
4. D.
   $+ 2,0,0, + 4$

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1. A.
   $H^{+} > {Na}^{+} > K^{+} > {Ca}^{2 +} > {Mg}^{2 +}$
2. B.
   $H^{+} > {Ca}^{2 +} > {Mg}^{2 +} > K^{+} > {Na}^{+}$
3. C.
   ${Mg}^{2 +} > H^{+} > {Ca}^{2 +} > K^{+} > {Na}^{+}$
4. D.
   $H^{+} > {Na}^{+} > {Ca}^{2 +} > {Mg}^{2 +} > K^{+}$

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1. A.
   ${PCl}_{5}$ will increase
2. B.
   ${Cl}_{2}$ will decrease
3. C.
   ${PCl}_{5},{PCl}_{3}\&{Cl}_{2}$ remain constant
4. D.
   ${PCl}_{3}$ will increase

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