chemistry

posted by .

what is z effective?

Rb+ Al3+ Mg2+ Na+

out of this set which ion is the smallest? which is the largest?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    A colourless solution contains one type of ion. When one adds dilute HCl to it, a white precipitate initially forms. However, once more of the HCl solution is added, the precipitate dissolves. Explain why the ion is Pb2+ and not Al3+, …
  2. Chemistry

    Sally is goint to determine the quantity of MgSO4 by titrating the Mg2+ ions using EDTA. What is the concentration of Mg2+ (in mmol/L) in the sample if it takes 22.9 mL of EDTA solution with concentration of 0.01108 mol/L to titrate …
  3. chemistry

    The concentration of various cations in seawater in moles per liter are Na+ (0.46M); Mg2+ (0.056M); Ca2+ (0.01M); Al3+ (4x10^-7M); Fe3+ (2x10^-7M) If enough OH- ion is added to precipitate 50% of the Mg2+, what mass of precipitate …
  4. chemistry

    Background information: The concentration of various cations in seawater in moles per liter are Na+ (0.46M); Mg2+ (0.056M); Ca2+ (0.01M); Al3+ (4x10^-7M); Fe3+ (2x10^-7M) Question: If enough OH- ion is added to precipitate 50% of the …
  5. Chem21

    Rank these gases in order of increasing standard molar entropy: Column preview Smallest S Br2(g) Second smallest S F2(g) Second largest S I2(g) Largest S Cl2(g) Matching pairs Smallest S Second smallest S Second largest S Largest S
  6. Chemistry

    Determine which is larger member of each pair A) Mg2+ or Al3+ B) N3- or O2-?
  7. Algebra

    The following problem must be solved 3 different ways in which X=smallest angle for problem 1. Problem 2 would be X=medium sized angle. Problem 3 would start with X=largest angle. I was able to figure out X=smallest angle, but I am …
  8. Chemistry

    Doing some homework, are my answers right?
  9. Chemistry

    5.) Which of the following is the strongest oxidizing agent?
  10. Chemistry

    Which response presents ions in order of increasing atomic radius?

More Similar Questions