NTA Abhyas NEET2020Chemistryp Block Elements (Group 13 & 14)Practice
Which of the following halogen oxide is used for estimation of carbon monoxide in automobile exhaust gases?
Options
- AC l 2 O 7
- BI 2 O 5
- CC l O 2
- DB r O 3
Correct answer
B. I 2 O 5
Step-by-step solution
I 2 O 5 is used for estimation of carbon monoxide in automobile exhaust gases. 5 C O + I 2 O 5 → 5 C O 2 + I 2 I 2 + 2 N a 2 S 2 O 3 → 2 N a l + N a 2 S 4 O 6