Question

Write the chemical formula of the following compounds using step by step method: (i) Iron [II] chloride (ii) Sodium hydroxide [symbol and valency – Cl = 1, Na = 1, OH = 1, Fe = 2]​

Answer 1

Answer:

i) [Fe]^+2 + [Cl]^-1 = Fe1Cl2 = FeCl2.

ii) [Na]^+1 + [OH]^-1 = Na1OH1 = NaOH.

Hope it helps ^_^