Periodic Trends

Which element has a larger radius?

• Co

• Ni

Which element has a larger radius?

• Cr

• W

Which element has a larger radius?

• S

• P

Why does K have a larger radius than Li

• More Protons

• Less Protons

• More Energy Levels

• Less Energy Levels

Why does Mn have a larger radius than Zn?

• More Protons

• Less Protons

• More Energy Levels

• Less Energy Levels

Why does C have a higher ionization energy than Sn?

• More Protons

• Less Protons

• More Energy Levels

• Less Energy Levels

Why does N have a smaller radius than Sb?

• More Protons

• Less Protons

• More Energy Levels

• Less Energy Levels

What is ionization energy?

• size of the atom

• number of electrons

• number of energy levels

• energy needed to remove an electron

What happens to the size of an atom down a group?

• Atom gets bigger

• atom gets smaller

• atom size remains the same

What change across a row causes the strength of attaction to increase?

• More energy levels

• less energy levels

• more protons

• less protons