Multiple Choice
Which element has the following electron configuration: 1S₂ 2S₂ 2p6 3S₂ 3p6 4s1?
A) Al
B) Ca
C) K
D) Na
E) none of the above
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q17: According to the Thomson model,what is the
Q18: How many neutrons are in the nucleus
Q19: An atom can be described by the
Q20: How many photons of light are emitted
Q21: Which of the following orbitals has a
Q23: Which of the following of Dalton's proposals
Q24: What is the term for the region
Q25: How many neutrons are in the nucleus
Q26: Which of the following colors of light
Q27: Which of the following types of radiation