U1.2 Electronegativity and Isotopes

Which has the greater EN: 
N or C?

• C
• N

Which has the greater EN: 
H or F?

• H
• F

Put these in increasing order:
F, N, B

• B < N < F
• B < F < N
• N < F < B
• F < N < B

Put these in increasing order:
C, H, and O

• H < C < O
• H < O < C
• O < C < H
• C < H < O

Which has the greater EN: 
Cl or Al?

• Cl
• Al

Choose the set that goes from lowest to highest electronegativity?

• Cu, Mg, Sr, Ca
• F, Cl, Br, Si
• Cs, Rb, Ca, Mg
• Zn, Cd, Ag, Cu

Electronegativity is...

• how good an atom is at attracting electrons
• the ability of an atom to lose electrons
• the energy required to remove an electron from a specific atom
• how easy it is to make friends. 

The element with the largest electronegativity in the halogens is - 

• At
• F
• Cl
• Br

The element with the lowest electronegativity in Period 3 is - 

• Na
• Cl
• Ar
• Mg

 Which of the following generally applies to the noble gases? 

• high ionization energy, low electronegativity, high reactivity
• high ionization energy, high electronegativity, high reactivity
• low ionization energy, low electronegativity, low reactivity
• high ionization energy, low electronegativity, low reactivity