chem

which of the following substances should have the highest melting point?

Xe
F2
SrS
MgO
CO2

the answers D, is it because its an ionic compound?

  1. 👍 0
  2. 👎 0
  3. 👁 2,144
  1. Yes, although SrS is ionic also but the MgO is smaller and the electronegativities of Mg and O are higher than for Sr and S.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Same substances?

    Question: Two substances, A and B, have the same melting point. how can you determine if they are the same without using any form of spectroscopy? Explain in detail. My answer: Perform a mixture melting point. In this procedure,

  2. Chemistry

    What can be said about a substance with a triple point above 1atm 1) The liquid state of the substance cannot exist. 2) The gaseous state at 1 atm pressure cannot be condensed to the solid at the triple point temperature. 3) The

  3. college organic chemistry

    two substances,a and b have same melting point.How can you determine if they are the same without using any form of spectroscopy? Explain in detail.

  4. Organic chemistry

    If the aspirin crystals were not completely dried before the melting point was determined, what effect would this have on the observed melting point ?

  1. chemistry

    A 2.85-g sample containing only MgO and CuO is placed in a 3.00-L container. The container is filled with CO2 to a pressure of 740. torr at 20. degree C. After the reaction has gone to completion, the pressure inside the flask is

  2. Chemistry

    Which of the following ionic compounds has the highest melting point? Help: Lattice energy Select one: a. Cs2O b. K2O c. BeO d. SrO e. LiF f. CsI

  3. Chemistry

    Magnesia (MgO) is used for fire brick, crucibles, and furnace linings because of its high melting point. It is produced by decomposing magnesite (MgCO3) at around 1200 oC. 1. Calculate the equilibrium pressure of CO2(g) (in

  4. chemsitry dr Bob

    Magnesia (MgO(s)) is used for fire brick, crucibles and furnace linings because of its high melting point. It is produced by decomposing magnesite (MgCO3(s)) into at around 1200oC Write a balanced equation for the magensite

  1. Chemistry

    A student who was isolating aspirin stopped the experiment after filtration step alumina. One week later, the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be 110-115

  2. org. chem.

    A student who was isolating aspirin stopped the experiment after the filtration step with alumina. One week later, the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be

  3. Chemistry

    The oxides of Group 2A metals (symbolized by M here) react with carbon dioxide according to the following reaction: MO(s) + CO2(g)  MCO3(s) A 2.85-g sample containing only MgO and CuO is placed in a 3.00-L container. The

  4. Chemistry

    Of each pair of solids, which one has the higher melting point? a) HCl and KCl b) Cu and Kr. Can you please explain? How do you know the melting point? Is it the type of intermolecular force that they have? thanks!

You can view more similar questions or ask a new question.