Day 360: JEE Mains Chemistry

1. A.
   $\left\lbrack Fe(CN)_{6} \right\rbrack^{3 -} < \left\lbrack {CoF}_{6} \right\rbrack^{3 -} < \left\lbrack {MnBr}_{4} \right\rbrack^{2 -} < \left\lbrack Mn(CN)_{6} \right\rbrack^{3 -}$
2. B.
   $\left\lbrack Fe(CN)_{6} \right\rbrack^{3 -} < \left\lbrack Mn(CN)_{6} \right\rbrack^{3 -} < \left\lbrack {CoF}_{6} \right\rbrack^{3 -}$ $< \left\lbrack {MnBr}_{4} \right\rbrack^{2 -}$
3. C.
   $\left\lbrack {MnBr}_{4} \right\rbrack^{2 -} < \left\lbrack {CoF}_{6} \right\rbrack^{3 -} < \left\lbrack Fe(CN)_{6} \right\rbrack^{3 -}$ $< \left\lbrack Mn(CN)_{6} \right\rbrack^{3 -}$
4. D.
   $\left\lbrack {CoF}_{6} \right\rbrack^{3 -} < \left\lbrack {MnBr}_{4} \right\rbrack^{2 -} < \left\lbrack Fe(CN)_{6} \right\rbrack^{3 -}$ $< \left\lbrack Mn(CN)_{6} \right\rbrack^{3 -}$

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1. A.
   0, triangular planar.
2. B.
   1, pyramidal.
3. C.
   2, bent T-shape.
4. D.
   1, bent T-shape

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

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

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