WebChemistry questions and answers. (h) This table lists the boiling points of some group 15 hydrides. Hydride Boiling Point (°C) -33 Ammonia, NH3 Phosphine, PH3 -88 Arsine, AsH3 -55 Stibine, SbH3 -17 (i) Explain the trend in the boiling points from phosphine to stibine. (2 marks) (ii) Explain why the boiling point of ammonia does not follow this ... WebBased on ONLY on the number of electrons, mark on the graph the predicted boiling point of PH, for its number of electrons. Label it clearly. Show your prediction to a TA and ask for the 1" information sheet: b. In your first information sheet, look at the measured boiling points of the Group 15/VA hydrides.

periodic trends - Why do the melting points of Group 15 …

WebGroup 4 shows the expected trend in boiling point. As the size of the hydride molecule increase down the group so does the boiling point due to increasing London Dispersion forces between the molecules. … WebIn group 15, the melting points of the elements : A. Increase regularly on moving down the group. B. ... Boiling points decrease down the group iii) They contains five valence electrons in their valency shell The correct combination is : Medium. View solution > V A group hydrides are ... greece home interiors

Solved The graph below shows the boiling points of the

http://vias.org/genchem/kinetic_12450_08.html WebWhich has the lowest boiling point in the hydrides of group 15 elements? PH3 has the lowest boiling point. Boiling point depends on the strength of intermolecular forces. As … WebFor example, consider the trends in boiling points for the binary hydrides of group 15 (NH 3, PH 3, AsH 3, and SbH 3), group 16 hydrides (H 2 O, H 2 S, H 2 Se, and H 2 Te), and … greece holiday villages