Basic chemical reactions, the periodic table, and measurement concepts tested on the TEAS 7 Science section.
38 cards · basic cards · AI-written, checked twice. Edit anything.
- What does an atom's atomic number represent?
- The number of protons in its nucleus
- What is the mass number of an atom?
- The total number of protons plus neutrons
- What are the horizontal rows of the periodic table called?
- Periods
- What are the vertical columns of the periodic table called?
- Groups, or families
- Which group of elements is known as the alkali metals?
- Group 1
- Which group of elements is known as the alkaline earth metals?
- Group 2
- Which group of elements is known as the halogens?
- Group 17
- Which group of elements is known as the noble gases?
- Group 18
- Where are the transition metals located on the periodic table?
- Groups 3 through 12, in the middle block
- Where are most metals located on the periodic table?
- On the left side and in the middle
- Where are nonmetals located on the periodic table?
- On the right side
- What are elements with properties of both metals and nonmetals called?
- Metalloids
- Electrons in the outermost energy level of an atom, which determine its chemical bonding behavior, are called ____ electrons.
- valence
- In a neutral atom, how does the number of electrons compare to the number of protons?
- They are equal
- Atoms of the same element that have different numbers of neutrons are called ____.
- isotopes