Examlex
When you visit Web sites,most likely a small computer file that records your Web usage history is created.This small computer file is called a(n) :
Organic Compound
A compound primarily made of carbon atoms bonded with other elements like hydrogen, oxygen, and nitrogen.
Carbon
A chemical element with symbol C, known for its ability to form a vast number of compounds, more than any other element, due to its four valence electrons.
Hydrogen Atoms
The simplest and most abundant atom in the universe, consisting of one proton and one electron.
Covalent Bond
A type of chemical bond where two atoms share one or more pairs of valence electrons to achieve stability.
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