The compound (S) is (a) Na2 S2 O3 (b) Na2 S2 O5 (c) Na2 S (d) Na2 S4 O6 i

Name: Problem 135, Chapter 4: The Pearson Guide to Inorganic Chemistry for the IIT JEE and NEET
Uploaded: 2021-07-31T13:17:22-08:00
Duration: 1 min 2 s
Channel: Narayan Hari
Description: The compound (S) is (a) Na2 S2 O3 (b) Na2 S2 O5 (c) Na2 S (d) Na2 S4 O6 i

step 1 NA2 SO3 in presence of CACO3 as well as NA2 S will produce here I2 is also there will produce a

The compound (S) is (a) Na2 S2 O3 (b) Na2 S2 O5 (c) Na2 S...

The compound (S) is
(a) $\mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{3}$
(b) $\mathrm{Na}_{2} \mathrm{~S}_{2} \mathrm{O}_{5}$
(c) $\mathrm{Na}_{2} \mathrm{~S}$
(d) $\mathrm{Na}_{2} \mathrm{~S}_{4} \mathrm{O}_{6 \mathrm{i}}$

Key Concepts

Structural Variation in Sulfur Compounds

Structural variation, including differences in the number of sulfur atoms and their connectivity (such as chains or bridges), has a significant impact on the properties and chemical behavior of sulfur compounds. Assessing these structures aids in predicting aspects like reactivity, stability, and the mechanism of redox processes in inorganic sulfur chemistry.

Oxidation States

Oxidation states are a central concept in inorganic chemistry, allowing one to deduce the electron distribution in compounds. In sulfur compounds, the element can exhibit a variety of oxidation numbers, and some compounds even feature sulfur atoms in different oxidation states within the same ion. This understanding helps in predicting reactivity, stability, and the redox behavior of the substance.

Polyatomic Ions

Polyatomic ions are charged entities formed by two or more atoms covalently bonded together, which together carry an overall charge. Many sulfur-containing compounds exist as polyatomic ions, where the arrangement and number of sulfur and oxygen atoms determine the chemical characteristics. Recognizing these patterns is fundamental to the classification and naming of sulfur oxyanions.

Sulfur Oxyanions Nomenclature

The naming of sulfur oxyanions involves both the number of oxygen atoms and the oxidation states of sulfur. Terminology such as thiosulfate, sulfite, or tetrathionate indicates specific arrangements and compositions of atoms. This nomenclature is crucial for understanding not only the structural makeup but also the reactivity and possible transformations of these compounds.

Please give Ace some feedback