[DOC] [TLE] J! Archive - Show #4771, aired 2005-05-09 [PAR] $400, 14 .... Sand is composed largely of oxygen & this element, atomic number 
14 ... The pH in pH scale stands for "potential of" this element... [DOC] [TLE] Answers [PAR] The upper mantle of the Earth is composed of: ... e) oxygen. 14. For a given 
element, the average mass number (number of protons plus neutrons in ... A 
sedimentary rock composed of rounded sand-, pebble-, and cobble-sized 
particles is a:. [DOC] [TLE] Composition of the crust - Chemical elements, Minerals ... - Sandatlas [PAR] Element, Mass percent, Common minerals, Common rocks ... Silicon and oxygen 
are the two most common chemical elements in the crust that also happen to like 
each others company very much. .... Width of sample 14 cm. ... The oceanic crust 
is largely composed of basaltic igneous rocks which are covered by a thin... [DOC] [TLE] What elements make up Earth's crust? | Reference.com [PAR] Elements that make up Earth's crust include silicon, aluminum, iron, calcium, ... 
Silicon, whose atomic number is 14, is a semimetallic, dark gray element with a 
blue tint. It's not found in a free state but in silicates and oxides, such as sand, 
quartz ... elements largely composing the rock and soil on Earth's surface are 
oxygen,... [DOC] [TLE] SILICON [PAR] Atomic Number: 14 ... It is the second most abundant element in the Earth's crust. 
Most common rocks are primarily composed of silicon and oxygen: they are 
silicates, and quartz and ... in Mesopotamia by melting sand and soda in a 
furnace. [DOC] [TLE] Atom - Wikipedia [PAR] An atom is the smallest constituent unit of ordinary matter that has the properties 
of a chemical element. Every solid, liquid, gas, and plasma is composed of 
neutral or ionized atoms. ... The number of protons in the nucleus defines to what 
chemical element the atom belongs: for example, all copper atoms contain 29 
protons. [DOC] [TLE] Period 3 element - Wikipedia [PAR] A period 3 element is one of the chemical elements in the third row (or period) of 
the periodic ... As the atomic number of elements in Period 3 increases, the 
atomic radius ... Aluminium is the third most abundant element (after oxygen and 
silicon), and ... It is most widely distributed in dusts, sands, planetoids, and 
planets as... [DOC] [TLE] Thorium - Wikipedia [PAR] Thorium is a chemical element with symbol Th and atomic number 90. A 
radioactive actinide ..... As a hard Lewis acid, Th4+ favours hard ligands with 
oxygen atoms as ... (first prepared in the Manhattan Project) has coordination 
number 14. .... to actually be an yttrium mineral, primarily composed of yttrium 
orthophosphate. [DOC] [TLE] Atoms and Elements [PAR] Nov 13, 2009 ... atoms in one sand grain far exceeds the number of grains on the entire beach. ... 
competing ideas, Aristotle's view prevailed, largely because he was so influential. 
The ... of hydrogen, or an oxygen-to-hydrogen mass ratio of: ... dioxide are two 
compounds composed of the same two elements: ..... Page 14... [DOC] [TLE] Philosophy of Chemistry (Stanford Encyclopedia of Philosophy) [PAR] First published Mon Mar 14, 2011; substantive revision Thu Dec 1, 2011 ... and 
atomic: All substances are composed of atoms of elements such as hydrogen 
and oxygen. ..... They chose to order elements by atomic number because of the 
growing .... Chemists' attention was largely directed towards the investigation of... [DOC] [TLE] chemical element - Geochemical distribution of the elements ... [PAR] Mar 29, 2016 ... Lithophile elements are those with a strong affinity for oxygen; they are ... 
common elements (largely magnesium and iron), and the core consists of ... 
Some authorities have advocated silicon (atomic number 14) as the ..... Quartz (
SiO 2) is highly resistant to weathering and accumulates as deposits of sand. [DOC] [TLE] Glossary of geologic terms | Department of Geological ... [PAR] number

Question: Sand is composed largely of oxygen & this element, atomic number 14
Answer: silicon