posted by .

Put the following in order in terms of increasing melting point: SiH4, SiO2, CH4, NH3, PH3.

Lowest → Highest
(A) NH3, PH3, CH4, SiH4, SiO2
(B) SiO2, PH3, NH3, CH4, SiH4
(C) SiH4, CH4, NH3, PH3, SiO2
(D) CH4, SiH4, PH3, NH3, SiO2
(E) CH4, SiH4, SiO2, NH3, PH3

  • Chemistry -

    We would be interested in your thoughts and why you have them arranged in that order.

  • Chemistry -

    The balanced equation P4(s)+ 6H2(g) + 4PH3(g) tells us that 7.0 mol H2 reacts or produces

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry equation balancing

    I have to balance the following equation using the lowest number of coefficients CH4 + NH3 + O2 -- HCN + H2O I can get N,C and O to balance as follows CH4 + NH3 + O2 -- HCN + 2H2O I can get H,C and N to balance as follows CH4 + NH3 …
  2. Chemistry

    Which pair of molecules has the strongest dipole-dipole interactions?
  3. Chemistry

    Which pair of molecules has the strongest dipole-dipole interactions?
  4. chemistry

    i read in my chem book, it says that SiH4 is molecular compound but SiO2 is covalent network, but why not SiH4 since it has Si which can form network covalent as well?
  5. chemistry

    Which of the following substances can act as a Bronsted acid in aqueous solution?
  6. Chemistry

    Dr Bob Can you please confirm for me that only NH3 has a boiling point that does not fit the general trend from these choices NH3 PH3 SbH3 AsH3 many thanks andy I am picking NH3 because of the reason that the larger the compound the …
  7. chemistry

    Balance each of the following equations a)CH4+CL2......>CCl4+HCl b)AL(OH)3+H2SO4.....>Al2(SO4)3+H2O c)Fe+H2O......>fe3O4+H2 d)Al4C3+HCl......>AlCl3+CH4 e)C2H6+O2......>CO2+H2O f)P2H4.......>PH3+P4 g)S2Cl2+NH3......>N4S4+NH4CL+S8 …
  8. please help me for chemistry

    Account for the following observation: 1)Ammonia is exceptionally soluble in water. 2)Hydrogen fluoride ,HF, has a higher boiling temperature than methane, CH4. 3)The boiling temperature of ammonia (NH3)is -33˚C but that of phosphine …
  9. chemistry

    For each pair of substances listed below, identify the one with the lower boiling point. (a) Silane (SiH4) and Phosphine (PH3) answer = silane (b) Ammonia (NH3) and Phosphine (PH3) answer = phosphine (c) Lithium fluoride (LiF) and …
  10. Chemistry

    Draw the Lewis structure for each of these molecules. 1. PH3 2. H2S 3. HCl 4. CCl4 5. SiH4

More Similar Questions