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WorksheetsChapter 6/Chemical Bonding
Total questions: 20
Worksheet time: 8mins
What is a chemical bond?
oppositely charged ions(cations and anions)
attraction between nuclei and valence electrons
sharing electrons
a bond that occurs between a metal and nonmetal
covalent
ionic
nonpolar
nonpolar-covalent
Which ones of the properties of an ionic bond?
High melting point
Oily
Slippery
Brittle
Polar bonds share--
equally
unequally
Nonpolar bonds share--
Unequally
equally
Covalent bonds
sharing of electrons between two atoms
between two nonmetals
poor conductors of electricity
Low melting points
If a bond has an electronegativity of 3.3, it is an
ionic bond
nonpolar-covalent bond
polar-covalent
What type of bond is NaCl?
polar-covalent
nonpolar-covalent
ionic
What type of bond is Cl2?
nonpolar-covalent
polar-covalent
ionic
What is a polyatomic ion?
A charged particle
a diatomic molecule
ion composed of more than one atom
attractions between metals
metallic bond
ionic bond
covalent bond
The use of dots to show the number of valence electrons and how they bond with other elements
lone pair
alloys
Lewis Structures
What are alloys?
A blend of metals
valence electrons
the use of dots to show the number of valence electrons and how they bond with other elements
Which bond has an Electronegativity difference of 0, 0.1, 0.2?
Ionic
Nonpolar-covalent
covalent
Which bond has an Electronegativity difference of 0.3 to 1.6?
Polar covalent
Nonpolar-covalent
Ionic
Which bond has an Electronegativity difference greater than 1.7?
Polar covalent
ionic
nonpolar covalent
What is the greatest Electronegativity difference?
3.5
4.0
6.7
2.1
What does diatomic mean?
repeals water
the formation of a nebula
sharing electrons unequally
consisting of two atoms
Which ones are diatomic molecules?
Br2
Te2
H2
Ca2
How many types of Covalent bonds are there?
two — metallica + ac/dc
two — nonpolar + polar
one — covalent
zero — it is a made up word
