Question:
Choose your answer: Is "Calculations indicate that a zinc compound with the oxidation state of +4 is unlikely to exist." a good answer to the question "What are the only two oxidation states known for zinc compounds?"
Answer:
no

Question:
Choose your answer: Is "Extensive measures must be employed to extract the metal from its ore." a good answer to the question "Along with underground, open pit and in-situ leaching, what sort of mining is used to mine uranium?"
Answer:
no

Question:
Choose your answer: Is "To the east of the highlands are the hot, arid coastal plains stretching down to the southeast of the country." a good answer to the question "What is the probably location in Eritrea where three tectonic plates are pulling away from each other?"
Answer:
no