Mechanical Properties and Reactivity

Destructive testing was used to test the paper clips. Two examples of tests of this type are.....

The process by which an atom becomes a positively charged ion by losing one or more electrons is called _____________.

The process by which a positive ion becomes an atom by gaining one or more electrons is called _____________.

In the first part of the steel wool lab; the steel wool was ____________.

In the second part of the steel wool lab; the steel wool was ____________.

Of the two elements in the steel wool lab iron and copper, (a)   is more reactive.

In the steel wool lab, when the steel wool was heated the steel wool should have ___________ in mass because iron reacted with oxygen to form iron oxide.

In the copper reduction lab, when the copper metal was reacted with the nonmetal oxygen, they combined to form an ________ compound

You used zinc to change copper ions to atoms. Which is more reactive copper or zinc? (a)   .

The three types of point defects in crystals include