Ionic and Metallic Bonds

In order to have a stable arrangement of 8 valence electrons, metal atoms are likely to _________electrons.

• gain electrons.

• lose electrons

• gain protons

• lose protons

Tags

NGSS.HS-PS1-2

How does magnesium become an magnesium ion?

• it loses 2 electrons

• it gains 2 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In metallic bonds electrons are:

• shared

• move around the nuclei randomly

• transferred

Malleability and ductility are characteristics of compounds with

• covalent bonds

• metallic bonds

• ionic bonds

• alloy bonds

Why are metals good conductors?

• they have mobile electrons

• they have mobile atoms

• they have crystal structures that can rearrange

• they have mobile protons

Tags

NGSS.HS-PS1-3

How does calcium become an calcium ion?

• it loses 2 electrons

• it gains 2 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A bond between a metal and a nonmetal is called a(n)

• covalent bond

• ionic bond

• metallic bond

• transfer bond

Identify the following compound as ionic or covalent: MgO

• ionic

• covalent

Identify the following compound as ionic or covalent: Na₂SO₄

• ionic

• covalent

Tags

NGSS.HS-PS1-3

Identify the following compound as ionic or covalent: Ca(OH)₂

• ionic

• covalent

Tags

NGSS.HS-PS1-3