Periodic Trends

Front

What are the three categories of elements in the periodic table?

Back

Metals, Metalloids, Nonmetals.

Front

What happens to electronegativity as you move from left to right across the periodic table?

Back

Electronegativity increases.

Front

Why do atoms get larger as you move down a group in the periodic table?

Back

Atoms have more energy levels.

Front

What is the trend in atomic size as you move across a period from left to right?

Back

Atoms tend to get smaller.

Front

Why do atoms get smaller as you move across a period?

Back

Atoms have more protons, which increases the nuclear charge.

Front

Which element has a larger atomic radius: Strontium or Zinc?

Back

Strontium has a larger atomic radius than Zinc.

Front

What is electronegativity?

Back

Electronegativity is the tendency of an atom to attract electrons in a chemical bond.

Front

How does the atomic radius change as you move down a group in the periodic table?

Back

The atomic radius increases.

Front

What is the relationship between atomic number and the number of protons in an atom?

Back

The atomic number is equal to the number of protons in an atom.

Front

What is the significance of the periodic table's arrangement?

Back

Elements are arranged by increasing atomic number, which reflects their electronic structure and properties.