Chem 1211 ACS Exam questions with
solutions.
Qs
Actinide - n
ANS✔
Inner transition metal in the bottom of the bottom two rows of the periodic table
Qs
Alkali Metal - n
ANS✔
Element in group 1
Qs
Akaline Earth Metal - n
ANS✔
Element in group 2
Qs
Aplha Particle (a particle) - n
ANS✔
Positively charged particle consisting of two protons and two neutrons
Qs
Anion - n
ANS✔
Negatively charged atom or molecule (contains more electrons than protons)
Qs
,Atomic Mass - n
ANS✔
Average mass of atoms of an element, expressed in amu
Qs
Atomic Number (Z) - n
ANS✔
Number of protons in the nucleus of an atom
Qs
Binary Acid - n
ANS✔
Compound that contains hydrogen and one other element, bonded in a way that
impacts acidic properties to the compound (ability to release H+ ions when
dissolved in water)
Qs
Binary Compound - n
ANS✔
Compound containing two different elements
Qs
Cation - n
ANS✔
Positively charged atom or molecule (contains fewer electrons that protons)
Qs
Chalcogen - n
ANS✔
Element in group 16
,Qs
Chemical Symbol - n
ANS✔
One, two or three letter abbreviation used to represent an element or its atom
Qs
Covalent Bond - n
ANS✔
Attractive force between the nuclei or a molecule's atoms and pairs of electrons
between the atoms
Qs
Covalent Compound - n
ANS✔
(Also, molecular compound) composed of molecules formed by atoms of two or
more different elements
Qs
Dalton (Da) - n
ANS✔
Alternative unit equivalent to the atomic mass unit
Qs
Dalton's atomic theory - n
ANS✔
Set of postulates that established the fundamental properties of atoms
Qs
Electron - n
, ANS✔
Negatively charged, subatomic particle of relatively low mass located outside the
nucleus
Qs
Empirical Formula - n
ANS✔
Formula showing the composition of a compound given as the simplest whole-
number ratio of atoms
Qs
Fundamental Unit of Charge - n
ANS✔
(Also called the elementary charge) equals the magnitude of the charge of an
electron (e) with e = 1.602e-19 C
Qs
Group - n
ANS✔
Vertical column of the periodic table
Qs
Halogen - n
ANS✔
Element in group 17
Qs
Noble Gas - n
ANS✔
(Also, inert gas) element in group 18
solutions.
Qs
Actinide - n
ANS✔
Inner transition metal in the bottom of the bottom two rows of the periodic table
Qs
Alkali Metal - n
ANS✔
Element in group 1
Qs
Akaline Earth Metal - n
ANS✔
Element in group 2
Qs
Aplha Particle (a particle) - n
ANS✔
Positively charged particle consisting of two protons and two neutrons
Qs
Anion - n
ANS✔
Negatively charged atom or molecule (contains more electrons than protons)
Qs
,Atomic Mass - n
ANS✔
Average mass of atoms of an element, expressed in amu
Qs
Atomic Number (Z) - n
ANS✔
Number of protons in the nucleus of an atom
Qs
Binary Acid - n
ANS✔
Compound that contains hydrogen and one other element, bonded in a way that
impacts acidic properties to the compound (ability to release H+ ions when
dissolved in water)
Qs
Binary Compound - n
ANS✔
Compound containing two different elements
Qs
Cation - n
ANS✔
Positively charged atom or molecule (contains fewer electrons that protons)
Qs
Chalcogen - n
ANS✔
Element in group 16
,Qs
Chemical Symbol - n
ANS✔
One, two or three letter abbreviation used to represent an element or its atom
Qs
Covalent Bond - n
ANS✔
Attractive force between the nuclei or a molecule's atoms and pairs of electrons
between the atoms
Qs
Covalent Compound - n
ANS✔
(Also, molecular compound) composed of molecules formed by atoms of two or
more different elements
Qs
Dalton (Da) - n
ANS✔
Alternative unit equivalent to the atomic mass unit
Qs
Dalton's atomic theory - n
ANS✔
Set of postulates that established the fundamental properties of atoms
Qs
Electron - n
, ANS✔
Negatively charged, subatomic particle of relatively low mass located outside the
nucleus
Qs
Empirical Formula - n
ANS✔
Formula showing the composition of a compound given as the simplest whole-
number ratio of atoms
Qs
Fundamental Unit of Charge - n
ANS✔
(Also called the elementary charge) equals the magnitude of the charge of an
electron (e) with e = 1.602e-19 C
Qs
Group - n
ANS✔
Vertical column of the periodic table
Qs
Halogen - n
ANS✔
Element in group 17
Qs
Noble Gas - n
ANS✔
(Also, inert gas) element in group 18
