F eCr 2 O 4- NaOH - air - A - F e 2 O 3A -B N a 2 Cr 2 07Na 2 Cr 2 O 7 X - Cr 2 O 3Cr 2 O 3- Y - CrCompound A and B are -A- Na 4 F e OH 6- H 2 SO 4B- Na 2 CrO 4- H 2 SO 4C- N a 2 Cr 2 O 7- HClD- N a 2 CrO 5 H 2 SO 4

The correct option is B Na_2CrO_4, H_2SO_4FeCr_2O_4 + NaOH + air → (A)+Fe_2O_3 (A) + (B) → Na_2Cr_207 Na_2 Cr_2 O_7 + X Cr_2 O_3 Cr_ ...

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Reactions of Aryl Amines (Diazo Salts)

F eCr 2 O 4+ ...

Question

$F e C r_{2} O_{4} + N a O H + a i r \to (A) + F e_{2} O_{3}$
$(A) + (B) \to N a_{2} C r_{2} 07$
$N a_{2} C r_{2} O_{7} + X Δ - \to C r_{2} O_{3}$
$C r_{2} O_{3} + Y Δ - \to C r$
Compound (A) and (B) are :

N a_{2} C r O_{4}, H_{2} S O_{4}

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N a_{2} C r_{2} O_{7}, H C l

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N a_{2} C r O_{5} H_{2} S O_{4}

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N a_{4} (F e (O H)_{6}), H_{2} S O_{4}

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Solution

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Similar questions

F e C r_{2} O_{4} + N a O H + a i r \to (A) + F e_{2} O_{3}

(A) + (B) \to N a_{2} C r_{2} 07

N a_{2} C r_{2} O_{7} + X Δ - \to C r_{2} O_{3}

C r_{2} O_{3} + Y Δ - \to C r

F e C r_{2} O_{4}

N a_{2} C r O_{4}

N a_{2} C r_{2} O_{7}

F e C r_{2} O_{4} + N a O H + a i r ⟶ (A) + F e_{2} O_{3}

(A) + (B) ⟶ N a_{2} C r_{2} O_{7}

N a_{2} C r_{2} O_{7} + X △ ⟶ C r_{2} O_{3}

C r_{2} O_{3} + Y △ ⟶ C r

F e C r_{2} O_{4}

N a_{2} C O_{3}

7 O_{2}

\to

N a_{2} C r O_{4}

H_{2} S O_{4}

\to

N a_{2} C r_{2} O_{7}

2 K C l

\to

{Ca(OH)}_{2} (aq) + 2 X

\to

{CaCl}_{2} (aq) + 2 H_{2} O (l)

Identify X in the following reaction:
$C a (O H)_{2} + 2 X$ $\to$ $C a C l_{2} + 2 H_{2} O$

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