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Which of the following electron configurations corresponds to an element in the same group

Which of the following electron configurations corresponds to an element in the same group of the periodic table as the element whose electron configuration is 1s22s22p5?

a.1s22s22p4

b.1s22s22p6

c.1s22s22p63s23p64s23d5

d.more than one correct response

e.no correct response

 

 

 

32.Two unpaired electrons are present in the orbital diagram of which of the following elements?

a.6C

b.10Ne

c.12Mg

d.more than one correct response

e.no correct response

 

 

 

33.Which of the following characterizations for the element 23V is correct?

a.a period 4 element

b.electron configuration ends in d3

c.an inner-transition element

d.more than one correct response

e.no correct response

 

 

 

34.Which of the following characterizations for the element 52Te is correct?

a.both a representative element and a metal

b.electron configuration involves a partially filled s subshell

c.electron configuration involves a total of 52 electrons

d.more than one correct response

e.no correct response

 

 

 

35.Which of the following statements concerning types of elements is correct?

a.There are more noble gas elements than transition elements.

b.There are more s-block elements than d-block elements.

c.There are more nonmetals than metals.

d.More than one correct response.

e.No correct response.

 

 

 

36.Characterize EACH of the following statements as being TRUE or FALSE and then indicate the collective true-false status using the choices provided.

(1) The number of elements that are metals and nonmetals is approximately equal.

(2) The number of orbitals present in an electron subshell is always six.

(3) An atom as a whole is electrically neutral because all charged subatomic particles reside in the nucleus.

a.All three statements are true.

b.Two of the three statements are true.

c.Only one of the statements is true.

d.None of the statements is true.

 

 

 

37.Characterize EACH of the following statements as being TRUE or FALSE and then indicate the collective true-false status using the choices provided.

(1) The shape of an s orbital is always spherical.

(2) All naturally occurring atoms of an element must be identical to each other in terms of subatomic particle makeup.

(3) The alkaline earth metals are the elements in group IA of the periodic table.

 

a.All three statements are true.

b.Two of the three statements are true.

c.Only one of the statements is true.

d.None of the statements is true.

 

 

 

38.Characterize EACH of the following statements as being TRUE or FALSE and then indicate the collective true-false status using the choices provided.

(1) The mass of an atom and the mass of its nucleus are essentially the same.

(2) Two of the six electrons present in an atom of carbon are unpaired.

(3) The element aluminum is located in the d area of the periodic table.

a.All three statements are true.

b.Two of the three statements are true.

c.Only one of the statements is true.

d.None of the statements is true.

 

 

 

39.Characterize EACH of the following statements as being TRUE or FALSE and then indicate the collective true-false status using the choices provided.

(1) The sum of the mass number and the atomic number for an atom corresponds to the total number of subatomic particles present in the atom.

(2) The element sulfur is both a nonmetal and a representative element.

(3) Elements with electron configurations that end in p4 would be found in group VIA of the periodic table.

a.All three statements are true.

b.Two of the three statements are true.

c.Only one of the statements is true.

d.None of the statements is true.

 

 

 

40.Characterize EACH of the following statements as being TRUE or FALSE and then indicate the collective true-false status using the choices provided.

(1) Electrons occupy the orbitals of a subshell such that each orbital acquires one electron before any orbital acquires a second electron.

(2) The nucleus of an atom is always positively charged.

(3) Both electrons and protons are massive particles when compared with neutrons.

a.All three statements are true.

b.Two of the three statements are true.

c.Only one of the statements is true.

d.None of the statements is true.

Dec 10 2019 View more View Less

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