What can be stated for a particular element if only the group number of 14 is known?
Responses
The element has 14 neutrons.
The element has 14 neutrons. - no response given
The element has 14 protons.
The element has 14 protons. - no response given
The element has 4 valence electrons.
The element has 4 valence electrons. - no response given
The element has 4 electrons.
The element has 4 electrons.
Why are the noble gases the least reactive elements?
Responses
They are the last elements in each row on the periodic table.
They are the last elements in each row on the periodic table. - no response given
They are all radioactive.
They are all radioactive. - no response given
They have the same number of electrons as protons.
They have the same number of electrons as protons. - no response given
Their outer most energy levels are complete with 8 electrons.
Their outer most energy levels are complete with 8 electrons.
According to the octet rule, if an atom has fewer than 8 electrons in the outer most energy level, what is likely to happen?
Responses
It will release electrons and protons until it reaches a stable configuration.
It will release electrons and protons until it reaches a stable configuration. - no response given
It will gain or lose neutrons until it has an equivalent number of neutrons to protons.
It will gain or lose neutrons until it has an equivalent number of neutrons to protons. - no response given
It will react with other nearby atoms to give, receive or share electrons until it has a full outer shell.
It will react with other nearby atoms to give, receive or share electrons until it has a full outer shell. - no response given
Nothing will happen, unless it is radioactive.
It will react with other nearby atoms to give, receive or share electrons until it has a full outer shell.
On the home screen, select “Atom.” Using as many electrons, neutrons, and protons and possible, what is the largest neutral atom you can build?
Responses
sodium (Na)
sodium (Na) - no response given
neon (Ne)
neon (Ne) - no response given
fluorine (F)
fluorine (F) - no response given
magnesium (Mg)