Day 500: JEE Mains Chemistry

1. A.
   A circular path around the nucleus in which an electron moves is proposed as Bohr's orbit.
2. B.
   An orbital is the one electron wave function ( $\Psi)$ in an atom.
3. C.
   The existence of Bohr's orbits is supported by hydrogen spectrum.
4. D.
   Atomic orbital is characterized by the quantum numbers $n$ and $l$ only

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1. A.
   a solution of $\left\lbrack Cr(OH)_{4} \right\rbrack$
2. B.
   precipitate of ${Cr}_{2}O_{3}\left( H_{2}O \right)_{n}$
3. C.
   precipitate of $\left\lbrack Cr(OH)_{6} \right\rbrack^{3 -}$
4. D.
   precipitate of $Cr(OH)_{3}$

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

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

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