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Oxygen is an element and therefore is only contained by itself. However, it can be abstractly said that all elements with atomic numbers above eight "contain" oxygen, because if you removed enough neutrons, protons, and electrons from any element above 8, you would have oxygen. (Or at least, you would have an unstable atom).
The elements that gain two electrons when they react are the ones found in group 14 of the periodic table. Oxygen is a good example of such elements.
Under normal conditions of temperature and pressure, oxygen gains electrons. The outermost orbital in an oxygen atom has four electrons., i.e., the outermost orbit has six electrons. Hence, to reach the octet configuration, oxygen can take two more electrons. Thus, oxygen is electronegative.
good question actually carbon and iron react together to make steel but coal although it does contain carbon it also contains nitrogen and oxygen and is already reacted to form steel carbon needs to react with iron so if the carbon could be extracted from coal and then heated up with iron it would indeed form steel but it is a lot of hassle and would be rather expensive.
Oxygen wants to gain 2 electrons, so its charge would be 2-, because electrons have a negative charge.
Carbon would share electrons with the oxygen to form carbon monoxide or carbon dioxide.
27.2 g
Oxygen is an element and therefore is only contained by itself. However, it can be abstractly said that all elements with atomic numbers above eight "contain" oxygen, because if you removed enough neutrons, protons, and electrons from any element above 8, you would have oxygen. (Or at least, you would have an unstable atom).
66g
Carbon dioxide form a milky suspension of calcium carbonate in calcium hydroxide; hydrogen doesn't react. But hydrogen react with oxygen when a flame exist.
The elements that gain two electrons when they react are the ones found in group 14 of the periodic table. Oxygen is a good example of such elements.
Yes, Elements are identified by the amount of electrons it has. Even isotopes are elements are still recognised by their amount of electrons. For example if you had a question: what element has 2 more electrons that Carbon? Carbon has 6 electrons, so 2 more would be 8. That would mean the element would therefore be Oxygen
of course not gallium does not react with oxygen you retards cuz if it did then something would happen if you would it in the air cuz oxygen is in the air
Oxygen is more electronegative; meaning that it has a 'liking' for electrons since it would like to fill up it's valency. Therefore it seeks to pull the electron between itself and carbon more strongly.
When metals react with oxygen they produce metal oxides. A common example would be that of Iron which in the presence of oxygen and water form rust (a mixture of metal oxides and metal hydroxides)
It's to do with stable orbital shells. The number of electrons around the atom "wants" to match the number of protons in the nucleus. Thus, oxygen has eight protons (its atomic number) and it prefers to have eight electrons in its orbitals. Similarly with carbon. However, with carbon monoxide, which only has one carbon and one oxygen atom, the orbitals can be thought to be in resonance and therefore can be represented by three lines between the two atoms. This species is unstable, but not unduly so due to entropy.
Oxygen needs 8 electrons to have no charge.