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Which of these is the most likely electron configuration of a sulfur ion? a . 1 s 2 2 s 2 2 p 6 3
Which of these is the most likely electron configuration of a sulfur ion?
a
b
c
d
Electrons are held together in pairs in the same orbital due to
a charge
d wavelength
b spin
e repulsion
c mass
When there is an unequal sharing of electrons between two atoms, this is called
a nonpolar covalent bonding
b ionic bonding
c polar covalent bonding
d dipoledipole interactions
e hydrogen bonding
Intermolecular forces are
a forces within covalent molecules that hold them together
b electrostatic forces between ions
c bonds between hydrogen and oxygen atoms in water molecules
d attractive forces between separate covalent molecules
e covalent bonds within a network solid
What would be the shape of a molecule containing a central atom attached to five other atoms with one lone pair of electrons?
a trigonal pyramidal
d square pyramidal
b trigonal planar
e octahedral
c square planar
What is another way to write the following equation?
a
b
c
d
e none of the above
Which statement concerning the accompanying diagram is true?
a is positive
b the system is endothermic
c the system releases heat to the surroundings
d the heat content of the reactants is less than the heat content of the products
e the enthalpy of the products is greater than the enthalpy of reactants
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