Review Chemistry Flashcard

Front

When atoms gain electrons they are called ______

Back

Anions

Front

How many valence electrons are needed to make He and H 'happy atoms'?

Back

2

Front

What is the atomic radius?

Back

½ the distance between the nuclei of identical atoms joined in a molecule

Front

What do Electron Dot Diagrams represent?

Back

The valence electrons of atoms

Front

Which of the following elements has the highest electronegativity?

Back

Fluorine

Front

What are cations?

Back

Atoms that lose electrons and have a positive charge.

Front

What is electronegativity?

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electrons between atoms.

Front

What is an ionic bond?

Back

A chemical bond formed through the transfer of electrons from one atom to another.