Part A Which element would most likely form an ion with a charge of -2? AM O Na O N O Te Submit My Answers Give Up
1) Most metallic element: A) Li or Be B) Be or Mg c) Al or K 2) Most acidic: A) Na2O or Cl2O7 B) BaO or As2O5 3) Stronger reducing agent: A) Al or Mg B) Na or K C) Br- or Cl- Please explain why, thank you.
3) Which of these pairs of elements would be most likely to form an ionic compound? A) Cl and I B) Al and K C) Cl and Mg D) C and S E) AI and Mg
What is the charge of the monatomic ion most likely to be formed by each of the following? O (a) +2 (b) +1 (c) ‒1 (d) ‒2 (e) ‒3 Mg (a) +2 (b) +1 (c) ‒1 (d) ‒2 (e) ‒3 Which element contains most unpaired electrons in the ground state of its atom (a) S (b) Mg (c) P (d) Mn (e) Cr
In each of the following groups, which element is the most electronegative? Which is the least electronegative? (Give the element symbol as your answer.) most electronegative least electronegative (a) F, Na, Br (b) Mg, Ca, Rb (c) N, Br, S
Of the following elements, which is most likely to form a negative ion with charge 1–? Si ,Cl, Ba ,Ca or P Which has these types of electromagnetic radiation arranged in order of decreasing energy? -Radiowaves, Visible, Ultraviolet -Visible, Ultraviolet, X-ray -X-ray, Visible, Ultraviolet -Ultraviolet, Visible, Infrared -None of these choices are correct.
In this mass spectrum, which peak most likely represents the molecular ion? In this mass spectrum, which peak most likely represents the molecular ion?
8-076: Match Elements to Electron Configuration of Ions Match each element with the full ground-state electron configuration of the monatomic ion it is most likely to form. A 1s22s22p6 B 1s2 C 1s22s22p63s2 D 1s22s22p63s23p64s23d104p5 E 1s22s22p63s23p6 F 1s22s22p63s23p64s2 G 1s22s22p63s23p64s23d104p6 Mg Br Cl P F Ca
Use the periodic table to predict which ion will form from each main-group element Na: S: N: Ca:
10. A chunk of unidentified element, (element "X"), is reacted with nitrogen to form an ionic compound with the chemical formula X,Ny. Which of the following elements is the most likely identity of X? a. Se | b. Ba d. AI e. CI c. K