Chemistry 6th Edition Chapter 1-25|Questions
and Answers
_____________________________________________________________________________________
The effective nuclear charge experienced by valence electrons is generally _______ the nuclear
charge due to shielding by the ______.
a. higher than; core electrons
b. higher than; neutrons
c. lower than; core electrons
d. lower than; neutrons
e. the same as; ionization energy
lower than; core electrons
The lattice energy for ionic crystals increases as the charge on the ions ________ and the size of the
ions ________.
a. decreases; increases
b. decreases; decreases
c. increases; increases
d. increases; decreases
e. None of these is generally correct.
increases; decreases
Which of the following is the empirical formula for hexane, C6H14?
a. C12H28
b. C6H14
c. C3H7
d. CH2.3
e. C0.43H
C3H7
energy needed to remove the highest energy electron from a neutral atom in the gas phase
1st ionization energy (requires)
The compound, P4S10, What is its name?
a. phosphorus sulfite
b. phosphorus sulfide
c. phosphoric sulfide
d. phosphorus decasulfide
e. tetraphosphorus decasulfide
tetraphosphorus decasulfide
, Which of the following has the smallest atomic radius?
a. Na
b. Ar
c. K
d. As
e. Kr
Ar
amount of energy released when an electron attatches to a neutral atom
electron affinity (releases)
Which of the following elements has the largest electron affinity?
a. Na
b. Al
c. Si
d. S
e. Cl
Cl
What is the name of Mn(CO3)2?
a. magnesium(IV) carbonate
b. manganese(II) carbonate
c. magnesium(II) carbonate
d. manganese(IV) carbonate
e. manganese carbide
manganese(IV) carbonate
When a covalent bond forms between two atoms, the potential energy of the system
________. To break a bond, energy must be _________.
A. Decreases, released
B. Decreases, added
C. Increases, released
D. Increases, added
E. Stays the same, constant
decreases, added
ionization energy is the amount of energy ____ for atoms to _______.
a. required; lose an electron
b. required; gain an electron
c. lost; gain an electron
d. lost; lose an electron
e. measured; gain a proton
required; lose an electron
and Answers
_____________________________________________________________________________________
The effective nuclear charge experienced by valence electrons is generally _______ the nuclear
charge due to shielding by the ______.
a. higher than; core electrons
b. higher than; neutrons
c. lower than; core electrons
d. lower than; neutrons
e. the same as; ionization energy
lower than; core electrons
The lattice energy for ionic crystals increases as the charge on the ions ________ and the size of the
ions ________.
a. decreases; increases
b. decreases; decreases
c. increases; increases
d. increases; decreases
e. None of these is generally correct.
increases; decreases
Which of the following is the empirical formula for hexane, C6H14?
a. C12H28
b. C6H14
c. C3H7
d. CH2.3
e. C0.43H
C3H7
energy needed to remove the highest energy electron from a neutral atom in the gas phase
1st ionization energy (requires)
The compound, P4S10, What is its name?
a. phosphorus sulfite
b. phosphorus sulfide
c. phosphoric sulfide
d. phosphorus decasulfide
e. tetraphosphorus decasulfide
tetraphosphorus decasulfide
, Which of the following has the smallest atomic radius?
a. Na
b. Ar
c. K
d. As
e. Kr
Ar
amount of energy released when an electron attatches to a neutral atom
electron affinity (releases)
Which of the following elements has the largest electron affinity?
a. Na
b. Al
c. Si
d. S
e. Cl
Cl
What is the name of Mn(CO3)2?
a. magnesium(IV) carbonate
b. manganese(II) carbonate
c. magnesium(II) carbonate
d. manganese(IV) carbonate
e. manganese carbide
manganese(IV) carbonate
When a covalent bond forms between two atoms, the potential energy of the system
________. To break a bond, energy must be _________.
A. Decreases, released
B. Decreases, added
C. Increases, released
D. Increases, added
E. Stays the same, constant
decreases, added
ionization energy is the amount of energy ____ for atoms to _______.
a. required; lose an electron
b. required; gain an electron
c. lost; gain an electron
d. lost; lose an electron
e. measured; gain a proton
required; lose an electron
