How many shells of e- are occupied (or partially occupied) in an atom of Se?
How many shells of e- are occupied (or partially occupied) in an atom of Se?
There are 14 electrons in a Si atom, find out a) How many shells are occupied with electrons? b) How many empty states are there in the outmost subshell?
E) [Ar]3d04s44p 2) How many lone pairs of electrons are on the O atom in OF2? A) 0 B) 1 C) 2 D) 3 3) Which atom in each group (I and II) has the smallest atomic radius? (I) Ca, Ti, Br (II) O, S, Se A) Ca; Se B) Br; Se C) Br; O D) Ca; O 4) How many valence electrons are there in a Bi atom? A) 2 B) 3 C) 4 D) 5 E) 6 5)...
ilen 14 6 14 of 18 A Review | Part A How many p-orbitals are occupied in a B atom? Oo oo Оо 01 O3 Submit Request Answer Provide Feedback
Use the atom builder lab to answer the following questions. How many electrons must be present before an atom has a second shell? 3 O 10 O 11 Select the statement that best describes the movement of electrons under normal conditions. OElectrons can move in any direction within their shells. O Electrons move in set orbits within their shells. Electrons do not move within their shells O Electrons move in an orderly fashion between shells. Largest mass number Smallest mass...
An atom has completely filled inned shells and a single valence electron in an excited p state. The filled inner shells have an orbital ommemtum eaual to zero. What is the magnitude of the orbital angular momentum of the atom? A) 1.0 h/2pi B) 1.2 h/2pi C) 1.4 h/2pi D) 1.7 h/2pi E) 2.0 h/2pi Can you please show the right answer and the work with detail? The professor says the answer is B but everyone in class got C.
How many grams of Se are there in a sample of Se that contains the same number of moles as a 108 gram sample of Ca? grams of Se U
10) How many valence electrons are there in an atom with an electron configuration of 1s 2s 2p 3s 3ps A) 2 B) 3 C) 5 D) 7 E) none of these 11) Consider the element with the electron configuration (Kr]5524d105p. This element is A) a halogen B) a transition metal C) an alkali metal D) an alkaline earth metal E) a noble gas 12) In which set of elements would all members be expected to have very similar chemical...
An atom has the following chemical symbol. 14N How many protons does this atom have? How many neutrons does this atom have? How many electrons does this atom have
How many protons, ncutrons, and electrons are there in a neutral atom of "Am (americium-240)? protons: electrons neutrons GE a hathos, se to + poreros apm, 1200 po Rocks na piso 1900-tplass free piss Eliteps 2
1. how many unpaired electrons are in the beryllium atom? is the atom Paramagnetic or diamagnetic 2. how many unpaired electrons are in the Cobalt atom? Paramagnetic or diamagnetic atom?