Tin Has Two Common Allotropes at Atmospheric Pressure $\alpha$ -Tin,which Is Stable Below 13

question 47

Multiple Choice

Tin has two common allotropes at atmospheric pressure.Gray tin,or $\alpha$ -tin,which is stable below 13.2 ^$\circ$ C,is a dull gray powdery material with essentially no electrical conductivity.White tin,or $\beta$ -tin,which is stable at or above room temperature,is malleable,silvery-white,and conductive in three dimensions.Which of the following statements regarding these allotropes could be correct?

• A)Gray tin adopts a structure similar to diamond.
• B)Gray tin adopts a structure similar to graphite.
• C)White tin is composed of clusters similar to fullerenes.
• D)White tin adopts a structure similar to diamond.
• E)White tin adopts a structure similar to graphite.

---

Definitions:

Bitter

A basic taste sensation characterized by the disagreeable flavor substances, not typically related to psychology.

Umami

One of the five basic tastes, often described as savory or meaty, and found in foods like tomatoes, cheese, and soy sauce.

Rich In Protein

Describes foods or substances that contain a high proportion of protein, which is essential for the body's tissue growth and repair.

Taste Sensation

Taste sensation is the experience of a flavor perceived in the mouth and throat on contact with a substance.