The name of the binary compound N2O4 is ________.
A) nitrogen oxide
B) nitrous oxide
C) nitrogen (IV) oxide
D) dinitrogen tetroxide
E) oxygen nitride
Question 2
________ is isoelectronic with scandium.
A) Cr3+
B) Mn5+
C) Mn
D) Mn4-
E) K+
Question 3
Of the following substances, ________ is both a very strong acid and a powerful oxidizing agent.
A) HNO3
B) H2SO4
C) HCl
D) H3PO4
E) HF