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Questions and Answers
What is the most abundant element in the earth’s crust?
What is the most abundant element in the earth’s crust?
- Silicon
- Aluminum
- Oxygen (correct)
- Iron
Which group do noble gases belong to in the periodic table?
Which group do noble gases belong to in the periodic table?
- Group VIIA
- Group VA
- Group VIIIA (correct)
- Group VIA
What is the compound sulfure ointment commonly used for?
What is the compound sulfure ointment commonly used for?
- Dehydrating agent
- Alterative tonic
- Disinfectant
- Scabicide (correct)
What was formerly called “vindian” due to its green color?
What was formerly called “vindian” due to its green color?
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What is the common name for hydrated ferrous sulfate?
What is the common name for hydrated ferrous sulfate?
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