Electron configurations

What is the subshell notation for P? a. 1s2 2s2 2p6 3s2 3p3 b. 1s2 2s2 2p6 3s2 3p6 3d3 4s2 c. 1s2 2s2 2p2 d. 1s2 2s2 2p6 3s2 3p6 4s2 3d6

A

What is the subshell notation for Te? a. 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p4 b. 1s2 2s2 2p6 3s2 3p6 3d3 4s2 c. 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f9 d. 1s2 2s2 2p6 3s2 3p6 4s2 3d6

A

Which atom has the electron configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d7? a. Co b. Ni c. Fe d.Rh

A

Atoms of which group in the periodic table have a valence shell electron configuration of ns2 np3? a. 14 b. 15 c. 13 d. 16

B

What is the subshell notation for Fe? a. 1s2 2s2 2p6 3s2 3p3 b. 1s2 2s2 2p6 3s2 3p6 4s2 3d6 c. 1s2 2s2 2p2 d. 1s2 2s2 2p6 3s2 3p2

B

What is the subshell notation for V? a. 1s2 2s2 2p6 3s2 3p3 b. 1s2 2s2 2p6 3s2 3p6 3d3 4s2 c. 1s2 2s2 2p2 d. 1s2 2s2 2p6 3s2 3p6 4s2 3d6

B

Which atom has the electron configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d2? a. Nb b. Zr c. Ti d. Kr

B

Which of the following atoms contains only three valence electrons: Li, B, N, F, Ne?

B

What is the subshell notation for C? a. 1s2 2s2 2p6 3s2 3p3 b. 1s2 2s2 2p6 3s2 3p6 3d3 4s2 c. 1s2 2s2 2p2 d. 1s2 2s2 2p6 3s2 3p6 4s2 3d6

C

Which atom would be expected to have a half-filled 6p subshell? a. Pb b. Mc c. Bi d. Sb

C

Which ion with a +1 charge has the electron configuration: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6? a. Kr+ b. K+ c. Rb+ d. Sr+

C

What is the subshell notation for Ca2+? a. 1s2 2s2 2p6 3s2 3p6 4s2 3d2 b. 1s2 2s2 2p6 3s2 3p5 c. 1s2 2s2 2p6 3s2 3p6 4s2 d. 1s2 2s2 2p6 3s2 3p6

D

Which ion has the following electron configuration: 1s2 2s2 2p6? a. Cl- b. S- c. Na2+ d. N3-

D

Which of the following atoms contains only two valence electrons? a. Li b. B c. K d. Be

D

Which of the following has two unpaired electrons? a. Mg b. Si c. S d. Both Si and S

D