Formation of Ions

What is a Rubidium ion's symbol?

• Rb^-

• Rb⁺

• Rb_^-2

• Rb⁺²

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the ionic symbol for a phosphorus atom?

• P^-3

• P⁺³

• P^-2

• P⁺²

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Oxygen has six valence electrons. When forming an ion, oxygen will

• lose six electrons and have a charge of +6.

• lose six electrons and have a charge of -6.

• gain two electrons and have a charge is +2.

• gain two electrons and have a charge of -2.

Anions have

• gained electrons.

• lost electrons.

• gained protons.

• lost protons.

Atoms and ions that are isoelectronic have

• the same charge.

• the same number of electrons.

• the same number of protons.

• no charge since the number of protons and electrons is equal.

A positive ion, called a __________ is produced when one or more electrons are lost from a neutral atom.

• cation

• ion

• anion

Any atom or molecule with a net charge, either positive or negative, is known as an ___________.

• cation

• ion

• anion

Tags

NGSS.MS-PS2-3

An atom that gains one extra electron forms an ___________ with a 1- charge.

• cation

• ion

• anion

Unlike a cation, which is named for the parent atom, an anion is named by taking the ____________ of the atom and changing the ending.

• -ide

• -ine

• root name

The name of each anions is obtained by adding the suffix ____ to the root of the atom name.

• -ide

• -ine

• root name