Periodic trends

Front

As you move down a group, atomic radius increases because - Options: you add more and more neutrons, you add more and more protons, you add more and more shells (energy levels), you add more atomic mass

Back

you add more and more shells (energy levels)

Front

Why do atoms get bigger as you move down the periodic table?

Back

The atoms have more energy levels

Front

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

Back

the atoms have more protons.

Front

Atom with the largest atomic radius in Group 18: Ar, He, Kr, Rn

Back

Rn

Front

Which statement correctly and completely identifies a trend? Options:

Atomic radius decreases across a period and increases down a group.

,

Electronegativity decreases across a period and decreases down a group.

,

Ionization energy increases across a period and increases down a group.

,

Ionic radius increases across a period and increases down a group.

Back

Atomic radius decreases across a period and increases down a group.

Front

Which periodic group has the smallest atomic radius? Options: Alkali metals, Halogens, Noble Gases, Transition metals

Back

Noble Gases

Front

Atomic radius generally increases as we move __________.   Options: down a group and from right to left across a period , up a group and from left to right across a period , down a group and from left to right across a period , up a group and from right to left across a period 

Back

down a group and from right to left across a period 

Front

Order the following in increasing atomic radii: Ra, Be, Ca, Rb, H

Back

H, Be, Ca, Rb, Ra

Front

Ionization energy is...

Back

how much energy it takes to remove an electron from an atom

Front

What property is being measured in this diagram? Options: Density, Ionization Energy, Atomic Radius, Atomic Mass

Back

Atomic Radius