Periodic Trends

Atomic radius of Li is _________ F.

note: Li and F are in period 2.

• larger than

• smaller than

• equal to

• about the same as

Tags

NGSS.HS-PS1-1

Each element down a group has an extra ________

• valence shell

• proton

• electron

• charge

When the valence electrons are farther from the nucleus, the attraction is __________

• weaker

• stronger

• the same

• crazy

Tags

NGSS.HS-PS2-4

When electrons are close to the nucleus the coulomb forces are

• strong

• weak

• irrelevant

• unknown

Tags

NGSS.HS-PS2-4

When electrons are far to the nucleus the coulomb forces are

• weak

• strong

• unknown

• irrelevant

Tags

NGSS.HS-PS2-4

With increased number of protons in the nucleus, and electrons in the same valence shell, coulombic forces _______ the atomic radius

• decrease

• increase

• remain constant

• crush

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

With weak coulomb forces between the nucleus and the electrons, the ionization energy will be _______

• low

• high

• unpredictable

• stable

Tags

NGSS.HS-PS2-4

With weak coulomb forces between the nucleus and the electrons, the electronegativity will be __________.

• low

• medium

• high

• unknown

With weak coulomb forces between the nucleus and the electrons, the atomic radius will be __________.

• large

• small

• unknown

• the same

Tags

NGSS.HS-PS2-4

Going down a group, the electronegativity ________ because the electrons are further from the nucleus

• decreases

• increases

Tags

NGSS.HS-PS1-2