When a moist bread is kept exposed in air, it becomes mouldy and black because

When wine is exposed to air it becomes sour due to

When wine is exposed to air it becomes sour due to

When HI solution is exposed to air , it becomes brown. Explain

Why NO become brown when exposed in air?

When a piece of bread is chewed it tastes sweet because

When a piece of bread is chewed,it tastes sweet because

Phosphorus when exposed to air burns spontaneously because:

Give suitable chemical terms for the following: Certain water soluble substances, when exposed to the atmosphere at ordinary temperatures, absorb moisture from the atmospheric air becomes moist and dissolve in the absorbed water.