Question 3

Asked by s.saumya1011 | 15th Jan, 2021, 08:22: PM

Expert Answer:

Dear Student,
 
In a chemical reaction, chemical state of substance changes but physical state of substance may be changed or not. So, Assertion is not true.
 
When an electric current passes through water molefcule, it decomposes into hydrogen and oxygen. So, reason is true.
2 H subscript 2 O stack rightwards arrow with E l e c t r i c space c u r r e n t on top 2 with blank on top H subscript 2 plus O subscript 2

Answered by Ravi | 16th Jan, 2021, 06:30: PM