Question
Question: Which is/are incorrect statements ?...
Which is/are incorrect statements ?
A
Diamond is unaffected by conc. acids but graphite reacts with hot conc. HNO3 forming mellitic acid C6(COOH)6
B
CO is toxic because it forms a complex with haemoglobin in the blood
C
C3O2, carbon suboxide, is a foul-smelling gas
D
COCl2 is called phosphine gas
Answer
COCl2 is called phosphine gas
Explanation
Solution
It is phoshgene. Phosphene is PH3