+-------------------------+------------+---------+---------------------+ | | | Lower | Simple bodies | |Molecular composition of | |hydrogen +-----+-------+-------| |the higher hydrogen and | Peroxides | com- | Sp. | Sp. |Melting| |metallo-organic compounds| | pounds | gr | vol. | point | |-------------------------+------------+---------+-----+-------+-------| | | | | | | | | | | | | | | |E=CH_{3}, C_{2}H_{5}, &c.| | | | | | | | | | | | | | | | | | | | |[1] [2] [3] [4] | [15] | [16] |[17] | [18] | [19] | | | | | | | | | HH|H_{2}O_{2} | -- |*0·05| 20 | -250°?| | | -- | -- | 0·59| 11·9 | 180° | | | -- | BeH | 1·64| 5·5 | 900°?| | BE_{3} -- --| -- | -- | 2·5 | 4·4 |1,300°?| | CH_{4} C_{2}H_{6} | | | | | | | C_{2}H_{4} C_{2}H_{2} |C_{2}O_{5}* | -- |*1·9 | 6·3 |2,600°?| | NH_{3} N_{2}H_{4} --|N_{2}O_{6}* | N_{3}H |*0·6 | 23 | -203° | | OH_{2} --|O_{3} | -- |*0·9 | 18 | -230°?| | FH| -- | -- |?1·0 | 19 | ? | | | | | | | | | NaE|NaO | Na_{2}H | 0·98| 23·5 | 96° | | MgE_{2} --| -- | MgH | 1·74| 14 | 500° | | AlE_{3} -- --| -- | -- | 2·6 | 11 | 600° | |SiH_{4} Si_{2}E_{6} -- --| -- | -- | 2·3 | 12 |1,300°?| | PH_{3} P_{2}H_{4} --| -- | P_2H | 2·2 | 14 | 44° | | SH_{2} --|S_{2}O_{7} | -- | 2·07| 15 | 114° | | ClH| -- | -- |*1·3 | 27 | -75° | | | | | | | | | |KO_{2} | K_{2}H | 0·87| 45 | 58° | | |CaO_{2} | CaH | 1·56| 26 | 800° | | | -- | -- |?2·5 | ?18 |1,200°?| | |TiO_{3} | -- | 3·6 | 13 |2,500°?| | | -- | -- | 5·5 | 9 |3,000°?| | |Cr_{2}O_{7} | -- | 6·7 | 7·7 |2,000°?| | | -- | -- | 7·5 | 7·3 |1,500° | | | -- |Fe_{n}H* | 7·8 | 7·2 |1,450° |