Ionic Bond Pre-ass Entrance

____________ are electrons in the atoms outermost shell involved in chemical bonding.

• Shell 2 electrons

• Valence Electrons

• Shell 3 electrons

• Electron cloud

Tags

NGSS.MS-PS1-1

A molecule is

• The smallest unit of an element

• two or more different atoms that combine chemically to form a new substance

• A group of two or more atoms held together by a chemical bond

• A pure substance that cannot be broken down

Tags

NGSS.MS-PS1-1

Ionic bonds are formed between

• Metalloids and Gases

• Non-metals and Metalloids

• Metals and Metalloids

• Metals and non-metals

an atom or molecule that has an uneven number of protons and electrons

• Cation

• Ion

• Anion

• Covalent

• atoms that have positive charge

(more protons than electrons)

• Anion

• Cation

• Ion

• moelcule

• atoms that have a negative charge

more electrons than protons

• Anion

• Protons

• Ion

• Cation

How many valence electrons does sodium have?

• 11

• 1

• 8

• 2

Tags

NGSS.HS-PS1-1

How many valence electrons does chlorine have?

• 2

• 8

• 7

• 10

What type of bond will form when if sodium (metal) transfer an electron over to Chlorine (non- metal)

• Cation Bond

• Ionic Bond

• Anion Bond

• Covalent Bond