Teachers. About Us. Contact Us. There are three types of rock. 1. Igneous: these are rocks that solidified directly from molten silicates, which geologists call magma. Examples are: granite, basalt, pumice and flint (which is a form of quartz).2.eachers. About Us. Contact Us. There are three types of rock. 1. Igneous: these are rocks that solidified directly from molten silicates, which geologists call magma. Examples are: granite, basalt, pumice and flint (which is a form of quartz).
Phosphorus trichloride is a chemical compound of phosphorus and chlorine, having the chemical formula PCl3. It has a trigonal pyramidal shape. It is the most important of the three phosphorus chlorides.
This feature is not available right now. Please try again later. A video explanation of how to draw the Lewis Dot Structure for Nitrogen Trifluoride, along with information about the compound including Formal Charges, Polarity, Hybrid Orbitals, Shape, and Bond Angles.Also, don't forget to check out my blog: http://chemistryvideoguides.blogspot....his feature is not available right now. Please try again later. A video explanation of how to draw the Lewis Dot Structure for Nitrogen Trifluoride, along with information about the compound including Formal Charges, Polarity, Hybrid Orbitals, Shape, and Bond Angles.