Trends of the Periodic Table Test

Which atom has an ending electron configuration of 3p³?

• B

• P

• S

• As

Electronegativity is

• a measure of an atoms ability to attract electrons from another atom
• a measure of the energy required to remove an electron from an atom
• the size of an atom measured form nuclei to nuclei
• an atom that has gained or lost one or more electrons

An ion is

• a measure of an atoms ability to attract electrons from another atom
• a measure of the energy required to remove an electron from an atom
• the size of an atom measured form nuclei to nuclei
• an atom that has gained or lost one or more electrons

Atomic radius is

• a measure of an atoms ability to attract electrons from another atom
• a measure of the energy required to remove an electron from an atom
• the size of an atom
• an atom that has gained or lost one or more electrons

Ionization energy is

• a measure of an atoms ability to attract electrons from another atom
• a measure of the energy required to remove an electron from an atom
• the size of an atom measured form nuclei to nuclei
• an atom that has gained or lost one or more electrons

This scientist is credited with the first periodic table, with elements arranged by atomic mass, and blank spaces for undiscovered elements.

• Mendeleev
• Moseley
• Bohr
• Millikan

This scientist is credited with developing the modern periodic table, with elements arranged by atomic number.

• Mendeleev
• Moseley
• Bohr
• Rutherford

________________ states that when elements are arranged on the periodic table in order of increasing atomic number, there will be repeating chemical and physical properties

• Henry Moseley
• Periodic Law
• Atomic theory
• Law of Periodic Repetitiveness

The atomic number of an element is equal to the number of _____________ in a neutral atom.

• energy shells
• neutrons
• electrons
• protons and electrons

What is the atomic number of silicon?

• 2,8,4
• 14
• 28.085