CH 111 FINAL EXAM WUESTIONS
AND CORRECT SOLUTIONS||100%
GUARANTEED PASS||UPDATED
2026/2027 SYLLABUS||<<NEWEST
VERSION>>
theoretical yield - ANSWER ✓ The maximum amount of product that can be
made in a chemical reaction based on the amount of limiting reactant.
electron configuration for Bi - ANSWER ✓ [Xe]6s^2 4f^14 5d^10 6p^3
which of the following statements about empirical formulas is INCORRECT?
-an empirical formula always represents the formula of a molecule
-an empirical formula gives the smallest whole number ratio of each type of atom
in a substance
-an empirical formula must be multiplied by an integer to obtain the molecular
formula
-the molecular formula can be the same as the empirical formula in some situations
-all statements are correct - ANSWER ✓ -an empirical formula always represents
the formula of a molecule
empirical formula - ANSWER ✓ represents a ratio of atoms or a ratio of moles of
atoms, but it does not represent a ratio of masses
which of the following statements about the quantum-mechanical description of
the atom is TRUE?
-orbitals are a probability map of where electrons can be found in the atom
-electrons must have the same magnetic spin in order to occupy the same orbital
-principal quantum number (n) is the primary indicator of the electron distance
from the nucleus and energy
-both a and c
-a, b, c - ANSWER ✓ -orbitals are a probability map of where electrons can be
found in the atom
, -principal quantum number (n) is the primary indicator of the electron distance
from the nucleus and energy
a subshell containing which orbital can hold up to 6 electrons? - ANSWER ✓ p-
orbital
which statement is TRUE about p-orbitals?
-the maximum number of electrons that fit into a p-subshell is 6
-a p-subshell contains 5 p-orbitals
-a 3p orbital has a lower energy than a 2p orbital
-all statements are true
-none are true - ANSWER ✓ -the maximum number of electrons that fit into a p-
subshell is 6
in comparing 1 mole of carbon atoms to 1 mole of magnesium atoms, which
statement is TRUE?
-the mass of 1 mole of carbon is greater than the mass of 1 mole of magnesium
-the mass of 1 mole of magnesium is greater than the mass of 1 mole of carbon
-the mass of 1 mole of carbon is the same as the mass of 1 mole of magnesium
-there are more atoms in 1 mole of magnesium than in 1 mole of carbon
-none of the above - ANSWER ✓ -the mass of 1 mole of magnesium is greater
than the mass of 1 mole of carbon
T/F: the 3d subshell is lower in energy than the 4s subshell. - ANSWER ✓
FALSE
what is the maximum number of electrons that can occupy an orbital? - ANSWER
✓2
mass percent - ANSWER ✓ mass of x/mass of sample
the lowest energy orbital in the quantum-mechanical model is the - ANSWER ✓
1s orbital
percent yield - ANSWER ✓ actual/theoretical x 100%
the element with a completely filled highest energy subshell - ANSWER ✓ Ba
AND CORRECT SOLUTIONS||100%
GUARANTEED PASS||UPDATED
2026/2027 SYLLABUS||<<NEWEST
VERSION>>
theoretical yield - ANSWER ✓ The maximum amount of product that can be
made in a chemical reaction based on the amount of limiting reactant.
electron configuration for Bi - ANSWER ✓ [Xe]6s^2 4f^14 5d^10 6p^3
which of the following statements about empirical formulas is INCORRECT?
-an empirical formula always represents the formula of a molecule
-an empirical formula gives the smallest whole number ratio of each type of atom
in a substance
-an empirical formula must be multiplied by an integer to obtain the molecular
formula
-the molecular formula can be the same as the empirical formula in some situations
-all statements are correct - ANSWER ✓ -an empirical formula always represents
the formula of a molecule
empirical formula - ANSWER ✓ represents a ratio of atoms or a ratio of moles of
atoms, but it does not represent a ratio of masses
which of the following statements about the quantum-mechanical description of
the atom is TRUE?
-orbitals are a probability map of where electrons can be found in the atom
-electrons must have the same magnetic spin in order to occupy the same orbital
-principal quantum number (n) is the primary indicator of the electron distance
from the nucleus and energy
-both a and c
-a, b, c - ANSWER ✓ -orbitals are a probability map of where electrons can be
found in the atom
, -principal quantum number (n) is the primary indicator of the electron distance
from the nucleus and energy
a subshell containing which orbital can hold up to 6 electrons? - ANSWER ✓ p-
orbital
which statement is TRUE about p-orbitals?
-the maximum number of electrons that fit into a p-subshell is 6
-a p-subshell contains 5 p-orbitals
-a 3p orbital has a lower energy than a 2p orbital
-all statements are true
-none are true - ANSWER ✓ -the maximum number of electrons that fit into a p-
subshell is 6
in comparing 1 mole of carbon atoms to 1 mole of magnesium atoms, which
statement is TRUE?
-the mass of 1 mole of carbon is greater than the mass of 1 mole of magnesium
-the mass of 1 mole of magnesium is greater than the mass of 1 mole of carbon
-the mass of 1 mole of carbon is the same as the mass of 1 mole of magnesium
-there are more atoms in 1 mole of magnesium than in 1 mole of carbon
-none of the above - ANSWER ✓ -the mass of 1 mole of magnesium is greater
than the mass of 1 mole of carbon
T/F: the 3d subshell is lower in energy than the 4s subshell. - ANSWER ✓
FALSE
what is the maximum number of electrons that can occupy an orbital? - ANSWER
✓2
mass percent - ANSWER ✓ mass of x/mass of sample
the lowest energy orbital in the quantum-mechanical model is the - ANSWER ✓
1s orbital
percent yield - ANSWER ✓ actual/theoretical x 100%
the element with a completely filled highest energy subshell - ANSWER ✓ Ba
