erf z 1.80 0.9891 1.90 0.9928 The accompanying figure shows three different crystallographic planes for a unit cell of a hypothetical metal. The circles represent atoms. Draw its unit cell and show the atoms' positions. To what crystal system does the unit cell belong and what would this crystal structure be called? (10p) 0.30 nm k0.35 nm- 0.40 nm (001) (110) (101) ag az a - az-a3 all angles 900 a -az-azrc angles a3 to c = 900 angles between a axes - 600 a - azc all angles 900 ISOMETRIC HEXAGONAL TETRAGONAL (CUBIC) 口+0k0: a.b.c al angles 900 a.b.c a.b.c all angles A 900 angle between alb and bic - 90 angle between c&a > 90° ORTHORHOMBIC MONOCLINIC TRICLINIC 0.50 nm- 0.46 nm

Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
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Chapter21: The Solid State: Crystals
Section: Chapter Questions
Problem 21.47E
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The accompanying figure shows three different crystallographic planes for a unit cell of a hypothetical metal. The circles represent atoms. Draw its unit cell and show the atoms’ positions. To what crystal system does the unit cell belong and what would this crystal structure be called? 

erf z
1.80
0.9891
1.90
0.9928
The accompanying figure shows three different crystallographic planes for a unit cell of a hypothetical metal.
The circles represent atoms. Draw its unit cell and show the atoms' positions. To what crystal system does the
unit cell belong and what would this crystal structure be called? (10p)
0.30 nm
k0.35 nm-
+0.40 nm-
(001)
(110)
(101)
向 加一
a3
az-
az ja
a - a2-a3
all angles 900
a- a2-az C
angles a.3 to c= 90°
angles between a axes = 600
a, - azrc
all angles 90°
ISOMETRIC
HEXAGONAL
TETRAGONAL
(CUBIC)
C
a
a
a.b.c
all angles 900
a.b.c
angle between a&b
and bac - 900
angle between c&a > 90°
a.b.c
all angles 900
ORTHORHOMBIC
MONOCLINIC
TRICLINIC
Transcribed Image Text:erf z 1.80 0.9891 1.90 0.9928 The accompanying figure shows three different crystallographic planes for a unit cell of a hypothetical metal. The circles represent atoms. Draw its unit cell and show the atoms' positions. To what crystal system does the unit cell belong and what would this crystal structure be called? (10p) 0.30 nm k0.35 nm- +0.40 nm- (001) (110) (101) 向 加一 a3 az- az ja a - a2-a3 all angles 900 a- a2-az C angles a.3 to c= 90° angles between a axes = 600 a, - azrc all angles 90° ISOMETRIC HEXAGONAL TETRAGONAL (CUBIC) C a a a.b.c all angles 900 a.b.c angle between a&b and bac - 900 angle between c&a > 90° a.b.c all angles 900 ORTHORHOMBIC MONOCLINIC TRICLINIC
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