Periodic Table and Trends

Front

Ionization energy is...

Back

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

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

Which atom has the largest atomic radius? Options: potassium, rubidium , francium, cesium

Back

francium

Front

The common charge on an atom in group 17 would be...

Back

-1

Front

Why is there a decimal for most atomic masses?

Back

It is the average mass of all the potential isotopes of an atom.

Front

Which element has a higher electronegativity than arsenic (As)? Options: Carbon (C), Neon (Ne), Antimony (Sb), Germanium (Ge)

Back

Carbon (C)

Front

Which element has a lower ionization energy than Scandium (Sc)? Options: Helium (He), Titanium (Ti), Calcium (Ca), Magnesium (Mg)

Back

Calcium (Ca)

Front

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

Back

The atoms have more energy levels

Front

Electronegativity is...

Back

the ability of an atom to attract/ accept electrons

Front

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

Back

increases, decreases