[DOC] [TLE] 3.3 Carbon - Chemistry, life, the universe and everything [PAR] That is: it is very hard to make diamonds do anything at all except sit there and 
sparkle ... Since diamond is so stable (chemically inert), it must have very strong 
bonds that ... In the case of carbon, each atom can form four bonding molecular 
orbitals that ... (tetrahedral) in diamond, with each carbon bonded to four others, 
and... [DOC] [TLE] Have scientists really found something tougher than nature's ... [PAR] Jan 19, 2016 ... Ask most people what the hardest material on Earth is and they will ... The 
outermost shell of each carbon atom has four electrons. In diamond, these 
electrons are shared with four other carbon atoms to form very ... The Vickers 
hardness test uses a square-based pyramid diamond tip to make the indent. [DOC] [TLE] Plastic Goes in the Oven and Diamond Comes Out - NYTimes.com [PAR] Jun 4, 1993 ... Diamond is also the hardest of all substances, a property that makes it ... "Our 
diamond is not as good as the synthetic diamond films others have learned to 
make during ... linked tetrahedrally -- that is, each atom was linked to three similar 
... they form are polyacetylenes -- compounds in which carbon atoms... [DOC] [TLE] Diamond Nanothreads Make Space Elevator - Business Insider [PAR] Oct 13, 2014 ... Scientists Might Have Accidentally Solved The Hardest Part Of Building Space 
Elevators ... that each was linked with four others, in what's called a tetrahedral 
structure. ... identical to diamond, with each carbon atom linked with four others. 
... liquid benzene forms chains of four linked carbon atoms, in what's... [DOC] [TLE] Bonding - Chemistry Encyclopedia - structure, water, elements ... [PAR] A solid that is extremely hard, that has a very high melting point, and that will not 
... The atoms within the molecules are linked together by strong covalent bonds. 
... The attractive forces within the crystalline ionic structure are of the form M (q + 
 q  )/(r ... For example, in diamond each carbon atom shares electrons with four
... [DOC] [TLE] New diamond nanothreads could be the key material for building a ... [PAR] Sep 23, 2014 ... Diamond, for example, is exceptionally hard because each carbon atom is 
bonded to four others to form a tetrahedral ... Another surprising aspect of this 
research is that the diamond nanothreads were quite easy to make. ... that we 
don't really have the right materials for it  but diamond nanothread might... [DOC] [TLE] Chem ical bonding - SSAG [PAR] For any atom or group of atoms, for every electron gained you get a one unit 
increase in ... NOB LE G A SE S are very reluctant to share, gain or lose electrons 
to form a .... carbon = carbon double bond and four carbon - hydrogen single 
covalent ... o Ex. 11 Ethane has a linked double tetrahedral shape, all H -C-H and 
H... [DOC] [TLE] Allotropes of carbon - Wikipedia [PAR] Carbon is capable of forming many allotropes due to its valency. Well-known 
forms of carbon include diamond and graphite. In recent decades many more 
allotropes and forms of carbon have been ... Each carbon atom in a diamond is 
covalently bonded to four other carbons in a tetrahedron. These tetrahedrons 
together... [DOC] [TLE] Chemistry Standard Level Chapter 4 - Pearson Schools and FE ... [PAR] We learned in Chapter 2 that all elements are made of atoms and that there are ... 
all have formed from just these 100 atomic building blocks. ... others reform. .... 
For some elements though, it is difficult to predict the ion that will form from ..... 2 
Draw the skeletal structure of the molecule to show how the atoms are linked to. [DOC] [TLE] Compounds of fluorine - Wikipedia [PAR] Fluorine forms a great variety of chemical compounds, within which it almost 
always adopts an oxidation state of 1. With other atoms, fluorine forms either 
polar covalent bonds or ionic bonds. ..... BeF2 has tetrahedrally coordinated 
metal and forms glasses (is difficult to crystallize). When crystalline, beryllium 
fluoride has the...

Question: Carbon in this form has every atom linked tetrahedrally to 4 others, making it really hard
Answer: Diamond