Before the element scandium was discovered in 1879, it was known as “eka-boron." Predict the properties of scan- dium from averages of the corresponding properties of its neighboring elements in the periodic table. Compare your predictions with the observed values in Appendix F. Melting Boiling Point Density (g cm-3) Point Element Symbol (°C) (°C) Calcium Ca 839 1484 1.55 Titanium Ti 1660 3287 4.50 Scandium Sc ? ?

Before the element scandium was discovered in 1879, it was known as “eka-boron." Predict the properties of scan- dium from averages of the corresponding properties of its neighboring elements in the periodic table. Compare your predictions with the observed values in Appendix F. Melting Boiling Point Density (g cm-3) Point Element Symbol (°C) (°C) Calcium Ca 839 1484 1.55 Titanium Ti 1660 3287 4.50 Scandium Sc ? ?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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