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en.wikipedia.org/wiki/Abundance_of_the_chemical_elements

The abundance of the chemical elements is a measure of the occurrence of the chemical .... Hydrogen is the most abundant element in the Universe; helium is second. ... Beginning with carbon, elements have been produced in stars by buildup .... mass-abundance of the nine most abundant elements in the Earth's crust is ...

en.wikipedia.org/wiki/Indium

115In, 95.72%, 4.41×1014 y, β · Sn · view · talk · edit. | references | in Wikidata. Indium is a chemical element with symbol In and atomic number 49. It is a post- transition metal that makes up 0.21 parts per million of the Earth's crust. Very soft and malleable, indium has a melting point higher than sodium and .... Indium is the 68th most abundant element in Earth's crust at approximately ...

en.wikipedia.org/wiki/Aluminium

Aluminium or aluminum (see below) is a chemical element with symbol Al and atomic number 13. It is a silvery-white, soft, nonmagnetic, ductile metal in the boron group. By mass, aluminium makes up about 8% of the Earth's crust; it is the third most abundant element after oxygen and .... The Earth's crust has a greater abundance of aluminium than the rest of the ...

answers.yahoo.com/question/index?qid=20090207080501AABbcIM

9 letters And number 21, I am the 2nd most abundant element in the Earth's crust and have 14 neutrons. 7 letters, and first is s? Last one!

en.wikipedia.org/wiki/Silicon

28Si, 92.2%, is stable with 14 neutrons. 29Si, 4.7%, is stable with 15 neutrons. 30 Si, 3.1%, is stable with 16 neutrons. 31Si, trace, 2.62 h, β · P. 32Si, trace, 153 y, β −, P · view · talk · edit. | references | in Wikidata. Silicon is a chemical element with symbol Si and atomic number 14. A hard and brittle ... making silicon the second most abundant element in the Earth's crust (about ...

www.hnhsd.org/teachers/wp-content/uploads/2014/08/crossword-puzzel-periodic1.pdf

21. I am the 2nd most abundant element in the. 16. I am a member of the nitrogen family with Earth's crust and have 14 neutrons. 16 neutrons. 23. I am a member ...

www.answers.com/Q/I_am_the_2nd_most_abundant_element_in_the_Earth's_crust_and_have_14_neutrons

What is the first ten most abundant elements in the Earth's crust? 1st Oxygen(O) 46.60% 2nd Silicon(Si) 27.72% 3rd Aluminum(Al) 8.13% 4th Iron(Fe) 5.00% 5th ...

en.wikipedia.org/wiki/Boron_group

The boron group are the chemical elements in group 13 of the periodic table, comprising boron ... Indium is the 61st most abundant element in the earth's crust, and thallium is found ... Several group 13 elements have biological roles in the ecosystem. ..... The United States is second, most of its yield coming from the state of ...

studylib.net/doc/8201353/periodic-table-puzzle

ALUMINUM - I am a member of the boron family and am the most abundant ... I am the 2nd most abundant element in the Earth's crust and have 14 neutrons. 23.

physics.info/periodic-table

14. Si. 28.086 .... Am, Americium, Hg, Mercury, Rf, Rutherfordium. Ar, Argon, Ho .... In these situations, electrons get Z = −1 and neutrons get Z = 0. This topic is ...... Silicon is the second most abundant element in the Earth's crust. The first is ...