Question

elements are arranged by their properties on the periodic table what other objects are often arranged by their properties

Answer 1

how mant atoms are in them..?

Answer 2

The mixtures are classified according to their properties in homogeneous mixtures and heterogeneous mixtures. Homogeneous mixtures are those whose components cannot be distinguished with the naked eye, for example water with dissolved sugar. On the other hand, heterogeneous mixtures are those whose components are distinguished with the naked eye, for example the mixture between water and oil.