Metallic and Ionic Compounds

Ionic bonds form between two ions that have...

• ionic compounds
• negative charges
• positive charges
• opposite charges

Which is most likely to form a negative ion...

• an element from Group 17
• a metal
• an element from Group 1
• an element with atoms that have eight valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

• gain
• lose

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In an ionic compound, the total positive charge of all the positive ions ___________ the total negative charge of all the negative ions.

• equals
• is more than

Tags

NGSS.HS-PS2-4

In which type of bond are electrons pooled together and shared by many atoms?

• ionic
• covalent
• double covalent
• metallic

A mixture of two or more metals is called:

• mixture
• solution
• compound
• alloy

What is the basis of a metallic bond?

• the attraction of neutral metal atoms.
• the attraction between protons and neutrons.
• the attraction between positive metal ions and interlocking electrons.
• the attraction between positive metal ions and free floating electrons.

A formula unit can best be described as

• the chemical formula for an ionic compound

• a charged group of covalently bonded atoms

• the chemical formula for a molecule

• the arrangement of ions in an ioinc crystal

Which of the following pairs of elements would NOT react to form an IONIC compound?

• sulfur and phosphorus

• sodium and iodine

• iron and oxygen

• aluminum and bromine

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic compounds are ordinarily found as

• plasma
• liquids
• gasses
• crystalline solids 

Tags

NGSS.HS-PS1-3