Chemistryatomic structure pleas get all right.
1. according to bohrs model of the atom in which orbitals do electrons have the most energy?
middle
outermost
innermost orbitals
2. what are valence electrons located
in both the inner and outer electron shells
closest to the nucleus
inside the nucleus
in the outermost electron shell
3. if an electron loses energy what may happens to it
it will never change location
it may drop to a lower energy level
it may move to a higher energy level
4 who developed the orbital model of the atom
jj thompson
ernest rutherford
mendeleev
niels bohr
5 which of the following subshells can have a maximum of 2 electrons
p
s
f
d
6 consult afbau diagram which shell would be complete with 10 electrons
p
f
s
d
7 consult the perodic table an electrically neutral atom has the folowing electron configuration 1s^2 s ^2 sp^63 s^2 3p^4 what is the name of this atom
selenium
chlorine
phosphous
sulfur
8 what is the electron configuation for an electrically neutral atom of beryllium (Be) use periodic table
9. orbitals are defined by which of the following
spin direction
composition
energy level
number of electrons
10 the number of electrons in an electrically neutral atom is equivalant to which of the following
number of neutron
atomic number
mass number
atomic weight
Chemistryatomic structure pleas get all right
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