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Answer the following. Distinguish between rhombic sulfur and monoclinic sulfur. - Chemistry

Distinguish Between

Answer the following.

Distinguish between rhombic sulfur and monoclinic sulfur.

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Solution

The following are the points of difference between rhombic (α-sulfur) and monoclinic (β - sulfur):

Rhombic sulfur
(α-sulfur)
Monoclinic sulfur
(β- sulfur)
1. It is a pale yellow coloured solid. 1. It is bright yellow solid
2. It forms orthorhombic crystals 2. It forms needle-shaped monoclinic crystals
3. Its melting point is 385.8 K. 3. Its melting point is 393 K.
4. Its density is 2.06 g/cm3 4. Its density is 1.98 g/cm3
5. It is insoluble in water and soluble in CS2 5. Soluble in CS2
6. It is stable below 369 K and transforms to β-sulfur above this temperature 6. It is stable above 369 K and transforms into α-sulfur below this temperature.
7. It is prepared by the evaporation of rolls sulfur in CS2. 7. It is prepared from rhombic sulfur.
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APPEARS IN

SCERT Maharashtra Question Bank 12th Standard HSC Chemistry Maharashtra State Board 2021
Chapter 7 Elements of Groups 16, 17 and 18
Short Answer Questions (Type-II) | Q 3
Balbharati Chemistry 12th Standard HSC for Maharashtra State Board
Chapter 7 Elements of Groups 16, 17 and 18
Exercise | Q 4.1 | Page 164
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