10.34.F - Quiz: Chemical Bonding Flashcards
Argon has eighteen electrons. The orbitals go like this: 1s2 2s2 2p6 3s2 __6. What is the last orbital?
3p
3d
2d
4s
3p
What is the percentage of probability that the electron will be somewhere in a particular shell or cloud?
Correct Answer
90%
80%
92%
95%
90%
Carbon has six electrons. Two of them will be found in the 1s orbital close to the nucleus. The next two will go into the 2s orbital. The remaining ones will be in two separate ___ orbitals.
3p
3s
2d
2p
2p
What is an atom with either a negative charge or a positive charge called?
electron
neutron
proton
ion
element
atom
ion
Chlorine forms the chloride ion to bond with many metals. To become a chloride ion with a -1 charge, a chlorine atom must __________.
lose one electron
gain one proton
lose one proton
gain one electron
gain one electron
Every atom’s goal is to get ________ electrons in its valence shell.
6
8
10
12
8
The floating electrons form this between the metallic atoms.
wall of electrons
colliding nuclei
paste of electrons
sea of mobile electrons
sea of mobile electrons
Most metals look silver because they _________________.
are very dense
are electromagnetic
reflect the white and black rays of light
reflect all wave lengths of light
have a lattice structure
reflect all wave lengths of light
In metallic bonding, there must be ___________ atoms together sharing electrons.
few
two
many
no
two
The electrons of carbon and hydrogen are _____________ in this molecule of methane.
transferred
donated
shared
charged
shared
When substances with covalent bonds dissolve, what breaks apart from each other?
ions
electrons in the atom
molecules from other molecules
nucleus in the atom
atoms in the molecule
mixtures
molecules from other molecules
A chlorine atom reacts with a sodium atom to form sodium chloride (NaCl). A chlorine atom can also react with another chlorine atom to form a chlorine molecule (Cl2). Which statement BEST explains the behavior of chlorine in these two reactions?
A chlorine atom can form an ionic bond with another atom by accepting an electron.
A chlorine atom can form a covalent bond with another atom by sharing electrons.
A chlorine atom can form ionic bonds by sharing electrons and covalent bonds by accepting an electron.
A chlorine atom can form ionic bonds by accepting an electron and covalent bonds by sharing electrons.
A chlorine atom can form ionic bonds by accepting an electron and covalent bonds by sharing electrons.
What is the correct name for the compound with the formula Mg3N2? (You can use your periodic table of ions.)
magnesium nitrogen
trimagnesium dinitrogen
magnesium nitride
trimagnesium dinitride
magnesium nitride
What is the correct formula for dinitrogen pentoxide? (You can use your periodic table of ions.)
Ni2O5
NO5
NiO5
N2O5
N2O5
What is the correct name for the compound P2O5? (You can use your periodic table of ions.)
diphosphorus oxide
phosphorus pentoxide
phosphorus oxide
diphosphorus pentoxide
diphosphorus pentoxide