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Polyhalogen Compounds

a green colou...

Question

a green colour salt a on heating forms white colour substance b which on further heating gives out gases c and d having a pungent smell. identify the 4 compounds and wrthe the equation

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Solution

$D e a r S t u d e n t G r e e n c o l o u r e d s a l t i s g r e e n v i t i r o l i . e ., F e S O_{4} . 7 H_{2} O O n h e a t i n g i t l o s e s w a t e r m o l e c u l e s f i r s t, g i v i n g w h i t e c o l o u r e d a n h y d r o u s f e r r o u s s u l p h a t e . O n f u r t h e r h e a t i n g, i t g i v e s F e_{2} O_{3} a n d t w o g a s e s r e l e a s e d a r e S O_{2} a n d S O_{3} . R e a c t i o n : F e S O_{4} . 7 H_{2} O \overset{H e a t}{\to} F e S O_{4} F e S O_{4} \overset{H e a t}{\to} F e_{2} O_{3} + S O_{2} + S O_{3} H e n c e, A = F e S O_{4} . 7 H_{2} O B = F e S O_{4} C a n d D = S O_{2} a n d S O_{3} R e g a r d s$

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F e S O_{4} . 7 H_{2} O

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If true enter 1, else enter 0.

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