Which of the following statement is not correct?
Correct answer: A. Calamine is an ore of Cu
- A. Calamine is an ore of Cu
- B. Dolomite is an ore of Mg
- C. Stannite is an ore of Sn
- D. Cerussite is an ore of Pb
Explanation
The correct answer is option A: Calamine is an ore of zinc with the formula ZnCO3. The statement that calamine is an ore of Cu is false, making this the incorrect statement. The other options correctly identify the ores and their respective elements, making them not the answer to the question.
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About s-Block and p-Block Elements
The s and p blocks are studied through their valence-shell configurations, periodic trends and characteristic chemical properties. Work covers the reactions of Group I and Group II elements, the behaviour of Group IV elements, and how atomic size, ionization energy, electronegativity and metallic character change across periods and down groups.
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