Because it helps with their electron configuration.
Simple to make them easier to recognize.
Two hydrogen atoms and one oxegyn atom
nitrogen, phosphorus and potassium are the major elements in fertilizers.
A cell membrane is put together by kraunts.
for some one to put something together or leave it for you to put it together
medow They grow together in a meadow. They are put together in a bouquet.
compounds are two or more elements put together
compounds
all elements in one period have the same number of energy levels
elements. a molecule is multiple elements put together
compounds are those elements put together
No, they must be compatible and be able to fuse together.
Compound
A group (also known as a family) is a vertical column in the periodic table of the chemical elements and the group number tells you what group it is in.
Some gasses are elements, such as oxygen and nitrogen. Some gasses are compounds of multiple elements put together, such as carbon dioxide.
No, they will not react when put together. This is because both calcium and copper are electropositive metals. No two electropositive elements or electronegative elements react under normal conditions.
Most Biological molecules are put together or held together by covalent bonds. Covalent bonds form between two nonmetal elements.
No, not all gases are elements.