PERIODIC TABLE

The atomic number 27 represents which element?

The element with atomic number 12 is

Electrons are arranged around the nucleus in specific regions called

The basic building blocks of all substances are known as

Isotopes of an element have

The majority of the elements in the periodic table are

When forming a chemical bond, the goal is to achieve 6 electrons in the outer most energy shell.

When atoms share valence electrons a ______ is formed

Atoms in a molecule are held together by Chemical Bonds

When several atoms are so tightly bonded together that they physically behave as a unit, the unit is called a

The isotope of carbon-14 has 8 neutrons

Electrostatic attraction occurs between

The horizontal rows of the periodic table are known as

An isotope of Manganese has 25 Protons and 30 neutrons. What is the Mass Number of this isotope?

The atomic number of phosphorus is 30.97

Which group of elements has a naturally occurring completed outer shell of electrons?

Metals have electrical and thermal conductivities

When one atom transfers one or more valence electrons to another atom, a _____is formed

Typically, when two atoms form a chemical bond, the expected result is that the electrons