Periodic Table 1 Quiz

Who devised the modern periodic table?

• Dimitri Mendelev

• Marie Curie

• Albert Einstein

• Niels Bohr

What does the atomic number represent?

• Number of electrons

• Number of neutrons

• Number of protons

• Number of isotopes

What are the horizontal rows in the periodic table called?

• Groups

• Periods

• Families

• Columns

What is the most abundant element in the earth's crust?

• Hydrogen

• Carbon

• Nitrogen

• Oxygen

As you move down a group in the periodic table, what happens to the atomic radius?

• It increases

• It remains the same

• It fluctuates

• It decreases

What is ionization potential?

• Energy required to remove an electron

• Energy needed to form a bond

• Energy released when an electron is added

• Energy required to split an atom

What happens to electronegativity as you move from left to right across a period?

• It becomes unpredictable

• It remains constant

• It increases

• It decreases

What is the ability of an atom to attract shared electrons called?

• Ionization

• Electronegativity

• Atomic radius

• Electron affinity

What is the term for the number of protons and neutrons in the nucleus of an atom?

• Atomic weight

• Molecular weight

• Atomic number

• Mass number

What is the screening effect?

• Effect of outer electrons on inner electrons

• Effect of inner electrons on outer electrons

• Effect of neutrons on protons

• Effect of protons on neutrons