HW 5.3

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Tags

NGSS.HS-PS1-2

What two types of atoms make a covalent bond?

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

Tags

NGSS.HS-PS1-1

In an electron dot diagram, two pairs of shared electrons represents a ...

• single bond
• double bond
• triple bond
• quadruple bond

Tags

NGSS.HS-PS1-4

A Nitrogen molecule (N2) has one triple bond. How many electrons do the nitrogen atoms share?

• 1
  1
• 3
• 4
• 6

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 type of bond is the strongest

• single
• Double
• coordination
• triple

Tags

NGSS.HS-PS1-4

How many are shared in a single bond?

• 2 pairs
• 4
• 2
• 1

How many are shared in a double bond?

• 2
• 4 pairs
• 6
• 4

Tags

NGSS.HS-PS1-2

Lewis Diagrams show

• all of the electrons in an atom
• only the electrons in the outermost occupied electron shell
• the total number of electrons 
• the electrons that form bonds

Oxygen has 6 valence electrons. How many electrons does each oxygen atom have to share to fill its valence shell?

• 1
• 2
• 3
• 4