In which of the following does an element have an oxidation number of +4?
A) TiO2
B) HBr
C) SO3
D) 
Correct Answer:
Verified
Q1: Consider the reactants and propose the
Q2: Single replacement reactions are always
A)redox reactions.
B)nonredox reactions.
C)combination
Q3: What is the oxidation number of Cl
Q6: What substance is reduced in the
Q8: Which species would be considered a
Q9: What is the oxidizing agent in
Q10: What is the oxidation number of Br
Q11: Propane,C3H8,burns to produce carbon dioxide and
Q14: Which of the following is an oxidizing
Q19: Which of the following contains the metal
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