Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

How many valence electrons does calcium have?

• 2

• 4

• 6

• 7

Tags

NGSS.HS-PS1-1

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

If an atom is neutral/no charge, which of the following must be true?

• It has more neutrons than protons or electrons.

• There are only neutrons inside the atom.

• Its number of protons is equal to its number of electrons.

• The neutrons in the atom outnumber the electrons and protons.

Tags

NGSS.HS-PS1-7

Why Don't noble gases form bonds? (tricky)

• ALL Noble gases have 8 valence e-

• They all have a full orbitals

• They only bond with each other

What kind of bond will Potassium form with Sulfur?

• ionic

• covalent

• metallic

• no bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many atoms are in this molecule? C₆H₁₂O₆

• 6

• 12

• 18

• 24

Tags

NGSS.MS-PS1-1

What charge will a Neon ion have?

• +1

• -1

• -8

• Neon does not form ions.

Electrons in the outer most shell are called.....

• Electrons

• Valence Electrons

• Protons

• Neutrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Bonds form because atoms are seeking....

• Protons

• Stability

• Instability