31 August 2013

Chemistry Mcqs XII [300 MCQS All Chapters] Online Test 6

XII Chemistry Online Mcqs - All Chapters - Online Mcqs Test - 6

Chemistry Online Mcqs Test for class 12, Second Year, According to Karachi Board 300 Online Multiple Choice Questions
Q1. The chemical formula of Magnesite is
Q2. The electrolytic cell used for the production of metallic sodium is known as
Q3. Sodium metal is obtained from which of the following mineral
Q4. The formula of Chile salt petre is
Q5. When NaCI is dissolved in water, the sodium ions become
Q6. The mineral MgCo3. CaCo3 is known as
Q7. Epson salt is a hydrate of
Q8. NaHCO3 is commonly called
Q9. Sodium carbonate is generally called
Q10. NaHCO3 is prepared by
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