Sodium is a good reducing agent (i.e. liberates electron) and therefore displaces hydrogen from water. The reaction can be explained as under: 2Na0 +2H2+1O-2→2Na+1O-2H+1+H20 We can see sodium...
QUESTION Nitric oxide becomes brown when released in air. ANSWER (i) Nitric oxide combines with oxygen when exposed to air to give nitrogen dioxide which is brown in colour. (ii) Bi has little tendency...
This is very important concept to understand . In every and each step with chemistry and other subject also, in practical you hav to face it. Most of the students have a lot of confusion on it. But it...