Hydrogen, Helium, Lithium, Berylium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon are the first 10 - there are many more and are in the Periodic Table
Copper would indeed be an example of an element.
Depends on what you are talking about. Elements can be Earth, Fire, Wind, or Water. either those elements ^ or the scientific elements which one do you mean?
compound contains elements in a fixed proportion. Example= NaCl
Chlorine would be an example of a non metallic element.
Oxygen and copper are examples of elements; cooper is a barrel maker.
No, compounds and elements are not always solids. For example, hydrogen is a gas.
Its type, name and number of elements. char example[12]; // a char array, named 'example' with 12 elements. The name is also a reference to the array itself, referring to the first element in the array (e.g., example == &example[0]).
No, but some of the gasses which make up air are elements (such as oxygen, nitrogen) are elements.
For example, to count the elements in a set that happens to have 33 elements.
Iron displace elements with a lower reactivity than its own; copper is an example.
Non Metal elements.
elements and compounds?