Which one of the following elements has the highest electron affinity? Li K Ar M

Question

Which one of the following elements has the highest electron affinity? Li K Ar Mg CI Which sublevel has the lowest energy? 2s 3p 4p 4s 2p What is the lewis symbol of the fluoride ion? What is the formuila of the ionic compound formed when ions of calcium and nitrogen combine? CaN CaN_2 Ca_2N Ca_3N_2 Ca_2N_3 Emergency treatment of cardiac arrest victims sometimes involves injucyion of a calcium chloride directly into the heart muscle.Which statement about the compound CaCl_2 is FALSE? This compound is an ionic compound The cation in this compound is Ca^2+. The anion in this compound is Cl_2^- There are two chloride ions in this compound. The net charge on this compound is zero. What is the formula of the compound sulfur trioxide? S_3O SO_3 S(O_2)_3 S_3O_2 S_3O^2-

Explanation / Answer

41) E) Cl is the highest electron affinity element.

42) A) 2s, is the lowest energy sublevel.

43) B)

44) D)

45) C). There are two Cl- ions.

46) B)

Related Questions

Navigate

• Browse (All)
• Browse W
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.