covalent bonding remediation

When two atoms share electrons, a chemical bond is formed.  This type of bond is called:

• covalent bond
• ionic bond
• crystal bond
• polyatomic bond

Tags

NGSS.HS-PS1-1

Which of the following is a characteristic property of molecular compounds?

• low melting points
• high melting points
• high boiling points
• high electric conductivity

What type of compound consists of molecules that made of atoms that are covalently bonded?

• ionic
• crystal
• noncovalent
• molecular

Molecular compounds that dissolve in water do not conduct electricity because no ___________________ are present.

• charged ions (particles)
• uncharged ions (particles)
• polar
• nonpolar

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

Tags

NGSS.MS-PS1-1

How are covalent bonds explained?

• When one atom takes the other atom's electron
• When the atom shares an electron with an another atom
• When the two nucleus merge
• When the neutrons leave the nucleus

Tags

NGSS.HS-PS1-2

What region of the periodic table contains atoms that form covalent bonds?

• the left side
• the middle
• the right side
• top left

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many bonds does carbon have to create in order to satisfy the octet rule

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS1-1

How many electrons are shared in a single bond?

• 2 pairs

• 4

• 2

• 1

What is the correct formula for this molecule?

• NH
• N₃H
• NH₃
• NH₄

Tags

NGSS.MS-PS1-1