Sodium chloride (table salt).
Adding this to the soil around a plant changes the osmotic potential of the soil around the plant (as well as the pH), preventing the plant from being able to absorb water (and nutrients) from the soil.
A small quantity is essential for plants specially desert plants but excess of salt is harmful
why are sodium and chlorine harmful
No
it is not possible
Definitely not! Sodium chloride is dangerous to most land plants and has no fertilizing ability whatever, in addition to not being biological.
Breathing sodium chloride aerosols is recommended to treat asthma.
Mosquito fishes are fresh water fishes.
Sodium chloride kills plants.
Yes, in high doses.
Sodium chloride has two atoms in the formula unit (NaCl): sodium and chlorine.
Generally plants (with the exception of halophiles) doesn't accept a high concentration of sodium chloride in soils.
Sodium chloride is a compound.