Question

question 3 (0.5 points)
give the best systematic name for the compound
ti(no₂)₃ 1 2
a. titanium b. titanium (iii) c. nitrogen dioxide d. nitrate e. nitrite
f. trinitrite g. trinitrate h. extranitrate i. timmy

Explanation:

1. First, identify the metal. Ti is titanium. Since the charge of the nitrite ion ($NO_2^-$) is - 1 and there are 3 of them, the titanium ion has a +3 charge, which is indicated by (III) in the name for transition - metals.
2. The polyatomic ion $NO_2^-$ is called nitrite.

Answer:

1. B. titanium (III)
2. E. nitrite