Exam 2: The Nature of Molecules

Which of the following statements about orbitals is false?

Atoms in which the number of electrons does not equal the number of protons are known as

When atoms gain or lose electrons,they become negatively or positively charged.They are known as

Sodium has 11 electrons arranged in three energy levels.The outer level has only one electron.In order to become stable,the atom loses an electron thus exposing the previous level with 8 electrons and subsequently becomes an ion with

Nuclear particle;positive charge.

All of the substances of the universe that have mass and occupy space are defined as __________.

Atom is negatively charged because it has accepted an electron.

Because oxygen is more electronegative than hydrogen,the water molecule is

Two carbon atoms might be joined to each other by the sharing of two pairs of electrons,forming a(n)

A scientist conducts a procedure that causes nitrogen atoms to gain neutrons.The resulting atoms will be

Nuclear particle;no negative charge.

Organisms are composed of molecules,which are collections of smaller units,called

When water ionizes,it produces equal amounts of hydrogen and hydroxide ions,which can reassociate with each other.Water is thus a(n)