A neutral atom has an electron configuration of 1s22s22p6. If a neutral atom holds one additional electron, what is the ground state configuration?
A)
1s22s22p63s1
B)
1s22s22p7
C)
1s22s32p6
D)
1s32s32p6
E)
none of the given answers
A
You might also like to view...
A nearsighted person has a far point that is 4.2 m from his eyes. What power contact lenses must he wear to allow him to focus on distant mountains?
A) 0.24 diopters B) -0.36 diopters C) -0.48 diopters D) -0.24 diopters E) 0.48 diopters
A resistor, inductor, and capacitor are connected in series, each with effective (rms) voltage of 65 V, 150 V, and 80 V, respectively. What is the value of the effective (rms) voltage of the applied source in the circuit?
a. 295 V c. 96 V b. 48 V d. 88 V
A buzzer with frequency f0 is thrown straight upwards. On the buzzer's trip down, what is the frequency behavior heard by an observer below?
a. The frequency heard is still f0. b. The frequency is a constant one greater than f0. c. The frequency is an increasing one greater than f0. d. The frequency is a decreasing on less than f0.
A seismograph
A) predicts earthquakes. B) measures ground movement. C) helps prevent earthquakes. D) measures fault displacement.