Periodic Trends Classwork

Which of the following will have a higher electronegativity than arsenic (As)?

• Nitrogen (N)
• Krypton (Kr)
• Antimony (Sb)
• Germanium (Ge)

Which of the following will have a lower ionization energy than Ruthenium (Ru)?

• Iron (Fe)
• Silver (Ag)
• Osmium (Os)

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

• decreases

• increases

• remains the same

• none of the above

Which atom has the largest atomic radius?

• potassium
• rubidium 
• francium
• cesium

Tags

NGSS.HS-PS1-1

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

Tags

NGSS.HS-PS1-1

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.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atoms that have a high electronegativity, _______________.

• give up their electrons more easily.
• hold on to their electrons more tightly.
• have more electron shells.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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. 

Tags

NGSS.HS-PS1-1

Ionization energy is...

• the energy required to add an electron to a specific atom
• how much energy it takes to remove an electron from an atom
• the energy required to shield the outer electrons from the nucleus
• a measure of the ability of an atom to attract electrons

Tags

NGSS.HS-PS1-2

Metals are good conductors of heat and electricity.

• true

• false