Analysis of an unknown nickel oxide compound indicated that the molar ratio of nickel to oxygen was 0.167 to 0.251, respectively. What is the empirical formula for the compound?

Question

Quizplus · Accepted Answer

To find the empirical formula, divide the given molar ratios by the smallest ratio: 0.167/0.167 = 1 for Ni and 0.251/0.167 ≈ 1.5 for O. Multiplying both by 2 to get whole numbers gives Ni₂O₃.

Analysis of an Unknown Nickel Oxide Compound Indicated That the Molar