Correct option is A
NH4OH
· NH 4 OH is actually a weak base as when it is dissolved in the water it will ionize partially or in the small amount. So. there would be the production of only small amount of hydroxide ions ( OH - )
· Ammonia solution, also known as ammonia water, ammonium hydroxide, ammoniacal liquor, ammonia liquor, aqua ammonia, aqueous ammonia, or ammonia, is a solution of ammonia in water. It can be denoted by the symbols NH₃.