Oxidizing & Reducing Agents Past Year (1998 - 2005) MCQs Redox Reactions Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

The compound that contains zero oxidation state of Fe is:

1.	[Fe(CN)₆]^-4	2.	[Fe(CN)₆]^-3
3.	Fe(CO)₅	4.	All of the above.

Subtopic: Oxidizing & Reducing Agents |

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If the oxidation numbers of A, B, and C are + 2, +5, and –2 respectively, then the possible formula of the compound is:

1.	A₂(BC₂)₂	2.	A₃(BC₄)₂
3.	A₂(BC₃)₂	4.	A₃(B₂C)₂

Subtopic: Oxidizing & Reducing Agents |

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The oxidation states(O.S.) of sulphur in the anions ${SO}_{3}^{2 -},$ $S_{2} {O_{4}}^{2 -}$ $and$ $S_{2} {O_{6}}^{2 -}$ follow the order:

1. $S_{2} {O_{4}}^{2 -} < {SO}_{3}^{2 -} < S_{2} {O_{6}}^{2 -}$

2. ${SO}_{3}^{2 -} < S_{2} {O_{4}}^{2 -} < S_{2} {O_{6}}^{2 -}$

3. $S_{2} {O_{4}}^{2 -} < S_{2} {O_{6}}^{2 -} < {SO}_{3}^{2 -}$

4. $S_{2} {O_{6}}^{2 -} < S_{2} {O_{4}}^{2 -} < {SO}_{3}^{2 -}$

Subtopic: Oxidizing & Reducing Agents |

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