Periodic trends

Which has the greater EN: 
Cl or Al?

• Cl

• Al

Which has the greater EN: 
N or C?

• C

• N

Which has the greater EN: 
H or F?

• H

• F

Which of the following will have a larger radius than Zinc?

• Gallium

• Aluminum

• Magnesium

• Strontium

As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....

• decreases

• increases

• remains the same

• none of the above

Which atom has the largest atomic radius?

• potassium

• rubidium 

• francium

• cesium

As you move down the periodic table atoms get bigger.  This is because ____________.

• The atoms have more mass.

• The atoms have more protons.

• The atoms have more energy levels

• The atoms have more nuetrons

As you move across the periodic table atoms tend to get smaller because, ______________.

• the atoms have more mass.

• the atoms have less mass

• the atoms have more protons.

• the atoms have less electrons.

Atoms that have a high electronegativity, _______________.

• give up their electrons more easily.

• hold on to their electrons more tightly.

• have more electron shells.

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.