Electron Domains
Pairs
Pair
Pairs
Pairs
1
2
Linear
Geometry:
Angles:
180°:
3
os
Geometry Trigonal Planar
Angles: 120°:
Bent
-120°
4
bent
Geometry:
Angles
Tetrahedral
109.59
Trigonal-pyramid
-109.59
-109.50
5
oko
Trigonal
Bipyramidal
909, 120°
See-saw
Geometry
Angles:
Linear
T-shaped
90°
900, 120
180°
o
Octahedral
Geometry
Angles:
Square-pyramid
90°
Square-planar
90°
90°

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

Calculate the number of molecules present in 0.750 mol of mgo.

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.