Periodic Trends

Front

The element with the lowest electronegativity in Period 3 is: Na, Cl, Ar, Mg

Back

Na

Front

Element with the largest electronegativity in the halogens: At, F, Cl, Br

Back

F

Front

Ionization energy is

Back

Energy required to remove an electron from an atom to form a cation

Front

Electronegativity is a measure of

Back

How strongly an atom attracts electrons in a covalent bond

Front

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

Back

the atoms have more protons.

Front

As you move down the periodic table, why do atoms get bigger?

Back

The atoms have more energy levels

Front

In group 2, which of these elements has the lowest electronegativity?

Ba

,

Mg

,

Ca

,

La

Back

Ba

Front

How are elements on the periodic table arranged by? Options: in alphabetic order, simular physical & chemical properties, their symbols, Just simular physical properties

Back

simular physical & chemical properties

Front

Which one of the following metals is most reactive?

Berillium

,

Sodium

,

Aluminium

,

Rubidium

Back

Rubidium

Front

Which element has the greater ionization energy? Options: Magnesium, Phosphorus,

Barium

,

Nitrogen

Back

Nitrogen