Electronegativity Difference

Which pair of elements is most likely to form an IONIC BOND based on their electronegativity difference?

• Hydrogen (H) and Oxygen (O)

• Sodium (Na) and Chlorine (Cl)

• Carbon (C) and Nitrogen (N)

• Silicon (Si) and Phosphorus (P)

Tags

TX.112.43.C.7.A.

Which of the following elements is most likely to form a COVALENT bond based on its electronegativity?

• Sodium (Na)

• Chlorine (Cl)

• Calcium (Ca)

• Cesium (Cs)

Tags

TX.112.43.C.7.A.

Using the concept of electronegativity, predict the type of bond that will form between nitrogen (N) and hydrogen (H).

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

Tags

TX.112.43.C.7.A.

Which of the two elements will likely produce an IONIC compound based on their Electronegativity differences? Hint: Calculate the differences for each answer choice

• Na and Br

• N and O

• H and O

• Cl and O

Analyze the electronegativity values of elements in Group 17 (halogens) and predict which element is most likely to form a polar covalent bond with hydrogen.

• Fluorine (F)

• Chlorine (Cl)

• Bromine (Br)

• Iodine (I)

Tags

TX.112.43.C.7.A.

Use the bond triangle to identify what kind of bonds would form with the given parameters.

a) low electronegativity, and no electron localization

b) moderate electronegativity, and moderate electronegativity difference

c) high electronegativity difference, and high electron localization

• a) ionic bond

  b) polar covalent bond

  c) covalent bond

• a) metallic bond

  b) covalent bond

  c) ionic bond

• a) metallic bond

  b) polar covalent bond

  c) ionic bond

• a) metallic bond

  b) ionic bond

  c) polar covalent bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Use the electronegativity values on the previous page to predict the bond type between:

a) Potassium and chlorine

b) Selenium and bromine

• a) polar: 3.16 (Cl) - 1.00 (Ca) = 2.16

  b) ionic: 2.96 (Br) - 2.55 (Se) = 0.41

• a) ionic: 3.16 (Cl) - 1.00 (Ca) = 2.16

  b) non-polar: 2.96 (Br) - 2.55 (Se) = 0.41

• a) polar: 3.16 (Cl) - 1.00 (Ca) = 2.16

  b) polar: 2.96 (Br) - 2.55 (Se) = 0.41

• a) ionic: 3.16 (Cl) - 1.00 (Ca) = 2.16

  b) polar: 2.96 (Br) - 2.55 (Se) = 0.41

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The ability of an atom to attract another atom's electrons when bonded to that other atom is called_______________.

• A metallic bond

• A covalent bond

• Electronegativity

• Ionization energy

In this Lewis structure, the symbol above F means...

• electrons are being transferred to Fluorine

• electrons are less attracted to F than H

• electrons are more attracted to F than H

• Fluorine has formed an anion

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Will PH₃ form a polar or nonpolar bond based on the electronegativity difference ?

• polar

• nonpolar

• ionic