Chapter 13 States of Matter
Chapter 13 States of Matter
Chapter 13 States of Matter
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2/15/20<strong>13</strong><br />
• Three kinds <strong>of</strong> unit cells can make up a cubic crystal<br />
system.<br />
◦ Allotropes<br />
• Allotropes are two or more different molecular forms<br />
<strong>of</strong> the same element in the same physical state.<br />
• Allotropes have different properties because their<br />
structures are different.<br />
• Only a few elements have allotropes.<br />
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