Question

Определите валентность водорода и других элементов в следующих соединениях:H2S , NaH, PH3, CH4

Answer 1

H2S - у водорода 1, у серы 2
NaH - и у водорода и у натрия 1
PH3 - у фосфора 3, у водорода 1
CH4 - у углерода 4, у водорода 1

Answer 2

Valency of Hydrogen and Other Elements in Compounds

H2S: - The valency of hydrogen in H2S is 1. - The valency of sulfur in H2S is 2.

NaH: - The valency of hydrogen in NaH is 1. - The valency of sodium in NaH is 1.

PH3: - The valency of hydrogen in PH3 is 1. - The valency of phosphorus in PH3 is 3.

CH4: - The valency of hydrogen in CH4 is 1. - The valency of carbon in CH4 is 4.