Day 349: JEE Mains Chemistry

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

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1. A.
   O $<$ N $<$ B $<$ Be
2. B.
   Be $<$ B $<$ N $<$ O
3. C.
   B $<$ Be $< N < O$
4. D.
   B $<$ Be $<$ O $<$ N

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1. A.
   A-III, B-IV, C-I, D-II
2. B.
   A-II, B-III, C-IV, D-I
3. C.
   A-IV, B-I, C-II, D-III
4. D.
   A-I, B-II, C-III, D-IV

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1. A.
   $V^{2 +}$
2. B.
   ${Ni}^{2 +}$
3. C.
   ${Cr}^{2 +}$
4. D.
   ${Fe}^{2 +}$

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

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