An ion formed by an element in Group 1, 2, 6 or 7 will have the same electron structure as which of the following?

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

The answer is b. because when it leaves the bat, its bringing motion on where its going.

Pics pls i cant see without pics