The element that corresponds to the electron configuration 1s2 2s2 is ________.
A) lithium
B) nitrogen
C) carbon
D) boron
E) beryllium
Correct Answer:
Verified
Q81: Which atom in each group (I and
Q90: Of the following,which atom has the smallest
Q95: The complete electron configuration of selenium,element 34,is
Q97: The condensed electron configuration of chlorine,element 17,is
Q101: Which has the highest first ionization energy?
A)Na
B)Mg
C)S
D)Si
Q102: How many electrons are in the outermost
Q106: Which of the following have their valence
Q122: How many valence electrons does a neutral
Q126: Why do successive ionization energies increase?
Q141: Define electron affinity.
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents