Wyckoff was formed as a township by an act of the New Jersey Legislature on November 2, 1926, replacing Franklin Township, based on the results of a referendum held that day. Portions of Wyckoff were ceded to Midland Park based on the results of a referendum held on June 9, 1931.
The IV in lead IV oxide means that the lead ion has a 4+ charge. The oxide ion has a 2- charge. The charges must cancel out to zero, so there are 2 oxide ions for every 1 lead â¦ IV ion, which is what the formula PbO2 shows.
What is the correct formula for the compound formed between the calcium ion and the sulfate ion? A) CaSO 4 B) Ca 2 (SO 4 ) 2 C) Ca(SO 4 ) 2 D) CaS E) CaSO 3 Ans: A 49. What is the correct formula for the compound formed between the cobalt(III) ion and the sulfate ion? A) CoSO 4 B) Co 2 (SO 4 ) 3 C) Co 3 (SO 4 ) 2 D) Co 2 S 3 E) CoSO 3 Ans: B 50. What is the correct formula for the compound chromium(III) sulfide? A) CrS B) Cr 3 S C) CrS 3 D) Cr 3 S 2 E) Cr 2 S 3 Ans: E 51.