Because that is how the universe was made. The law of charges states that opposite charges attract.
Negative will be attracted to positive.
magnetism
magnetism
A daughter
a positive ion is attracted to a negative ion.
A positive ion is attracted to a negative ion.
A positive ion is attracted to a negative ion.
Ionic Bond
Surrounds the ions with the hydrogen, positive end, attracted to the negative ion ( Cl -, for instance ) and the oxygen, negative end, attracted to the positive ion ( Na +, for instance ).
Ion-dipole attraction dictates that the negative pole of a water molecule will be attracted to the sodium cation and the positive pole of a water molecule will be attracted to the chloride anion.
Na is positive ion,Cl is negative ion
A hydrated ion, is an ion that is surrounded by water molecules. The water molecules are attracted to the opposite pole of the ion. Such as negative to positive.