Q.

The chemical formula of Sodium Sulphite is:


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a

  Question Image

b

  Question Image

c

  Question Image

d

  Question Image 

answer is C.

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Detailed Solution

Concept- An inorganic salt with the chemical formula Question Image is sodium sulfite. Two sodium cations Question Image and one sulfite anion make up the ionic composition Question Image. With roughly a pH of 9, a saturated solution of sodium sulfite in water is mildly basic. It is a white, water-soluble substance that is employed commercially as a preservative and antioxidant. There is also a heptahydrate, however, it is less helpful due to its higher susceptibility to air oxidation. Another dechlorinating agent that utilities frequently utilise is sodium sulfite. Natural sodium sulphite has a mildly alkaline pH. A reducing substance called sodium sulfite is said to scavenge more oxygen than sodium thiosulfate.
Hence, the correct answer is option 1.
 
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