more domek exam

Atomic radius generally increases as we move _______.

• 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

Which one of the following atoms has the largest radius?

• O

• F

• S

• Cl

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

• decreases, increases

• increases, increases

• increases, decreases

• stays the same, increases

__________ is the most electronegative element.

• O

• Cl

• N

• F

Hydrogen has the same number of valence electrons as which family?

• alkali metals

• halogens

• alkaline earth metals

• noble gases

In general, the periodic table of elements contains more

• metals than nonmetals

• metalloids than nonmetals

• nonmetals than metals

• metalloids than metals

Which of the following has the largest first ionization energy?

• K

• Ca

• Ge

• S

The periodic law states that

• the physical and chemical properties of the elements are functions of their increasing atomic mass

• the physical and chemical properties of the elements are functions of their increasing atomic number

• the physical and chemical properties of the elements are functions of their increasing atomic radii

• the physical and chemical properties of the elements are functions of their decreasing atomic number

Compared with the elements at the left end of the p-block elements, the elements at the right end

• have larger radii.

• are all solids at room temperature

• have lower ionization energies

• are less metallic

Which of the following elements is not a metal?

• H

• K

• Na

• Fr