PS Bonding (Ionic/Covalent) Quiz #Educreatord12

The smallest particle of an element

• atom

• ion

• molecule

• crystal lattice

Metals _____ electrons when forming stable arrangements.

(Note that the number of blanks you see does not represent the number of letters in the correct response.)

Tags

NGSS.HS-PS1-1

When an atom gains 2 electrons, its charge becomes _____.

Elements on the left side of the periodic table (Li,K, Na, Ca, Mg for example) are classified as

• metals.

• nonmetals.

• gases.

• metalloids.

When sodium (column 1) bonds with chlorine (column 17), sodium chloride forms. This is an example of a/an _____ compound.

• ionic

• covalent

• network

• molecular

When one atom give up its outmost electron(s) to another atom to form a bond, the bond is

• polar covalent

• ionic.

• polar.

• covalent.

Metals bonded to nonmetals form _____ compounds.

Tags

NGSS.HS-PS1-3

Which of the following bonds would be polar?

• O-O

• Cl-Cl

• O-H

• H-H

Answer explanation

Two of the same atoms bonded together: no one is winning the tug-of-war on the electrons they share!

Tags

NGSS.HS-PS1-1

When an atom gains or loses one or more electrons, the atom becomes a/an_____.

When an atom gives away 1 electron, its charge becomes _____.