Which of the following chemical formula is correct?
KCl
In the chemical formula, the net charge should be zero.
In NaCl2, +1 – 2 = -1 (Not a zero). So, formula is incorrect.
In KCl, +1 – 1 = 0. So, formula is correct.
In NaCl3, +1 - 3 = -2 (Not a zero). So, formula is incorrect.
In KCl4, +1 - 4 = -3 (Not a zero). So, formula is incorrect.