An electric charge does not have which of the following properties?

There are two types of electric charges positive charges and negative charges. The property which differentiates the two types of charges is

There are two types of electric charges positive charges and negative charges. The property which differentiates the two types of charges is

The presence of electric charge on colloidal particles is indicated by the property, called :

Which of the following properties does the gas not possess?

Which of the following does not exhibit the periodicity in properties of the elements?