6-2 and 6-3: Metallic and Covalent Bonds Along with Naming Acids

metals with a ____ charge have higher ___ and ____

charge, melting point, boiling point

metals are very ____

malleable

hydrogen can have a maximum of ____ valence electrons

2

electronegativity greater than ___ means the bond is ____

2.0, ionic

(val1) < electronegativity difference < (val2) means the bond is __

0.4, 2.0, polar covalent

electronegativity difference ≤ __ means the bond is _

0.4, nonpolar covalent

covalent bonds make what kind of structure?

molecules

in a covalent bonds, atoms ___ electrons

share

what do the orbitals do in a covalent bond? (one word)

overlap

can orbitals mix in covalent bonding?

yes

do noble gases have electronegativity?

no

what 3 elements are exceptions to the octet rule?

hydrogen, boron, and sulfur

hydrogen needs _ electrons to be stable

2

boron may only have ___ valence electrons

6

(element 1) and (element 2) may have ___ or ___ valence electrons

sulfur, phosphorus, 10, 12

what kind of covalent bond is the strongest ?

triple covalent bond

what is electronegativity?

ability of atoms to attract electrons

what is the definition of a molecule?

neutral group of atoms held by one or more covalent bonds

do molecules have charge?

no

when drawing arrows to represent charges, arrows point towards the ____ charged particle

negatively

when naming molecular compounds, which element is named first?

the more metallic element

if the acid’s polyatomic ion ends in -ide, what is the form?

hydro___ic acid

if the acid’s polyatomic ion ends in -ate, what is the form?

___ic acid

if the acid’s polyatomic ion ends in -ite, what is the form?

___ous acid