Oxygen

Essay specific features

 

Issue:

Science

 

Written by:

Heather R

 

Date added:

January 1, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

4 / 860

 

Was viewed:

9119 times

 

Rating of current essay:

 
Essay content:

It is a nonmetal. Oxygen is part of a group called chalcogens. Chalcogens are the group of elements that form group vi of the periodic table. Chemical Info Name: Oxygen Chemical Symbol: O Atomic Mass: 15.9994 Atomic Number: 8 Density: 1.426 g/cm3 Valence: -2 Isotopes O-15 has a half life of 122...
displayed 300 characters

Custom written essay

All essays are written from scratch by professional writers according to your instructions and delivered to your email on time. Prices start from $10.99/page

Order custom paper

Full essays database

You get access to all the essays and can view as many of them as you like for as little as $28.95/month

Buy database access

Order custom writing paper now!

  • Your research paper is written
    by certified writers
  • Your requirements and targets are
    always met
  • You are able to control the progress
    of your writing assignment
  • You get a chance to become an
    excellent student!

Get a price guote

 
 

The isotope O-16 is stable. The isotope O-17 is stable. The isotope O-18 is stable. History Oxygen was discovered by a scientist named John Priestly in 1774. He found this by heating Mercury(II) Oxide. This then broke the mercury and oxygen apart leaving two atoms of mercury and one oxygen atom. Physical Properties Color: none Odor: none Taste: none Melting point: -218...
displayed 300 characters

General issues of this essay:

Related essays:

x
Services