Question

write word statement for the given numerical expressions.

Answer 1

where are expression....White phosphorus, P4, reacts vigorously with all the halogens at room temeperature to form phosphorus trihalides. ... White phosphorus, P4, reacts with iodine, I2, in carbon disulphide (CS2) to form phosphorus(II) iodide, P2I4. The same compound is formed in the reaction between red phosphorus and iodine, I2, at 180°C.