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Give the products of nitrobenzene when i...

Give the products of nitrobenzene when it is reacted with the following:
a. `Pd//H_(2)`
b. `P//HI`
c. `Fe//HCl`
d. `PPh_(3)`
e. `PhNH_(2)`
f. `PhCH_(2)CN`
g. `NH_(2)OH`
h. `RMgBr//H_(2)O`

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a,b,c and d are reduction produicts , e,f and h are congdention products in which nitroso group NO behave like carbonyl group.
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Balance the following chemical reactions (by ion electron method)
(a) `C_(2)H_(5)OH+MnO_(4)^(Ө) rarr CH_(3)COO^(Ө) +MnO_(2)+H_(2)O+overset(Ө) (OH)`
(b) `[Fe(CN)_(6)]^(3-_ + N_(2)H_(4) + overset(Ө) (OH)rarr [Fe(CN_(6))]^(4-) + N_(2)+H_(2)O`
(c ) `CN^(Ө) + MnO_(4)^(Ө) +H_(2)O rarr MnO_(2)+CNO^(Ө) + overset(Ө) (OH)`
(d) `CuO+NH_(3) rarr Cu+N_(2)+H_(2)O`
(e) `HI+HNO_(3) rarr I_(2) + NO+H_(2)O`
(f) `H_(2)S+SO_(2)rarrS+H_(2)O`

(i)`[Fe(CN)_(6)]^(x-)+H_(2)O_(2)+H^(+)to[Fe(CN)_(6)]^(y-)+H_(2)O`
(ii) `[Fe(CN)_(6)]^(p-)+H_(2)O_(2)+OH^(-)to[Fe(CN)_(6)]^(q-)+H_(2)O`
Select the correct statements:

Classify the following into electrophilies and nucleophiles: (a) H^(+) , (b) NH_(3) (c) AlCl_(3) , (d) NO_(2)^(+) (e) CN^(-) , (f) H_(2)O (g) ROH , (h) H_(2)O (i) Carbocation.

Choose the member of each of the following pairs of compounds that is likely to be the weaker base. (a). H_(2)O or H_(3)O^(+) (b). Cl^(-),SH^(-) (c) F^(-),OH^(-),NH_(3)^(-),CH_(3)^(-) (d) HF,H_(2)O,NH_(3) (e) OH^(-),SH^(-),SeH^(-) .

Classify the following as electrophiles and nucleophiles:
(a) `CN^(-)` (b) `H_(2)O` (c) `Br^(+)` (d) `NO_(2)^(-)` (e) `overset(+)NO_(2)`
(f) `CH_(3)OH` (g) `H_(2)C=CH_(2)` (h) `RCOCl` (i) `H_(2)N-OH`
(j) `:(C Cl_(2)` (k) `H_(3)O^(+)` (l) `NH_(3)` (m) `BF_(3)` (n) `AlCl_(3)`
(o) `OH^(-)` (p) `R_(3)N`

निम्नलिखित में धातुओ की ऑक्सीकरण संख्याएँ बताइये -
(a) `[Co(CN)(H_(2)O)(en)_(2)]^(2+)` (b) `[PtCl_(4)]^(2-)`
(c ) `[CrCl_(3)(NH_(3))_(3)]` (d) `[CoBr_(2)(en)_(2)]^(+)`
(e ) `K_(3)[Fe(CN)_(6)]`
(f) `[Cu(NH_(3))_(4)]SO_(4)`

निम्नलिखित लीगैंडों के मान लिखिए - `OH^(-),H_(2)O,NH_(3), NH_(2)CH_(2)-CH_(2)NH_(2),CN^(-),NCS^(-).`

How many of the following compounds splitting energy (Delta) is greater than pairing energy (P) ? (a) Fe(Co)_(5)," "(b) [Co(H_(2)O)_(6)]^(3+) (c ) [Mn(NH_(3))_(6)]^(2+)," "(d) [Ir(H_(2)O)_(6)]^(3+) (e ) Na_(2)[Fe(CN)_(5)NO]," "(f) [Ni(CO)_(4)] , (g) [PtCl_(4)]^(2-)" "(h) [Co(H_(2)O)_(3)F_(3)]

How many of the following compounds splitting energy `(Delta)` is greater than pairing energy (P) ?
`(a) Fe(Co)_(5)," "(b) [Co(H_(2)O)_(6)]^(3+)`
`(c ) [Mn(NH_(3))_(6)]^(2+)," "(d) [Ir(H_(2)O)_(6)]^(3+)`
`(e ) Na_(2)[Fe(CN)_(5)NO]," "(f) [Ni(CO)_(4)]`,
`(g) [PtCl_(4)]^(2-)" "(h) [Co(H_(2)O)_(3)F_(3)]`

Among the following, total number of species is/are existing as optically inactive form : (a) [Fe(en)_(3)]Cl_(3), (b) [RhCl(PPh_(3))(CO)(H_(2)O), (c ) [Pd(en)Cl_(2)], (d)

Balance the following equations and write down the stoichiometric proportions. a) C+O_(2)rarr CO_(2) b) H_(2)+Cl_(2)rarr HCl c) N_(2)+H_(2)rarr NH_(3) d) Fe+O_(2)rarrFe_(2)O_(3) e) CaCO_(3)+HClrarr CaCl_(2)+H_(2)O+CO_(2) f) MnO_(2)+HCl rarr MnCl_(2)+H_(2)O+Cl_(2) g) Mg(OH)_(2)+HClrarrMgCl_(2)+H_(2)O h) KI+H_(2)SO_(4)rarr KHSO_(4)+I_(2)+SO_(2)

Balance the following equations and write down the stoichiometric proportions.
(a) `C+O_(2) to CO_(2)`
(b) `H_(2)+Cl_(2) to HCl`
(c ) `N_(2)+H_(2) to NH_(3)`
(d) `Fe+O_(2) to Fe_(2)O_(3)`
(e ) `CaCO_(3)+HCl to CaCl_(2)+H_(2)O+CO_(2)`
(f) `MnO_(2)+HCl to MnCl_(2)+H_(2)O+Cl_(2)`
(g) `Mg(OH)_(2)+HCl to MgCl_(2)+H_(2)O`
(h) `KI+H_(2)SO_(4) to KHSO_(4)+I_(2)+SO_(2)`

How does chlorine react with (a) Fe , (b) H_(2)O and (c) H_(2)S ? Give equations?

Write the IUPAC and common name of the following. (a) `NH_(3)` b) `PH_(3)` c) `H_(2)O` d) `H_(2)S ` and e) HCl

Give the products of nitrobenzene when it is reacted with the following:
a. `RMgBr//H_(2)O`
b. `P//HI`
c. `Fe//HCl`
d. `PPh_(3)`

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