Periodic Trends

Front

What is electronegativity?

Back

Electronegativity is how good an atom is at attracting electrons.

Front

Which element in Period 3 has the lowest electronegativity?

Back

Argon (Ar) has the lowest electronegativity in Period 3.

Front

What happens to atomic size as you move down the periodic table?

Back

Atoms get bigger because they have more energy levels.

Front

Which pair of elements has similar properties?

Back

Barium (Ba) and Calcium (Ca) have similar properties.

Front

Which periodic group has the smallest atomic radius?

Back

Noble Gases have the smallest atomic radius.

Front

What is the trend in electronegativity across a period?

Back

Electronegativity increases across a period from left to right.

Front

What is the trend in atomic radius down a group?

Back

Atomic radius increases down a group due to additional energy levels.

Front

Define atomic radius.

Back

Atomic radius is the distance from the nucleus to the outermost electron shell.

Front

What are alkali metals?

Back

Alkali metals are elements in Group 1 of the periodic table, known for being highly reactive.

Front

What are noble gases?

Back

Noble gases are elements in Group 18 of the periodic table, known for their lack of reactivity.