CBSE Class 11 Chemistry Worksheet - The s-Block Elements (2) CBSE,CCE and NCERT students can refer to the attached file. All educational material on the website has been prepared by the best teachers having more than 20 years of teaching experience in various schools. The study material available on our website for all CBSE classes and subjects have been prepared by teachers from all over the country. All study material has been carefully designed keeping into mind the latest CBSE examination trends.
J.E.E./A.I.P.M.T.Foundation - XI Chemistry Worksheet
Time: 30 min Ch#10: The s-Block Elements-02
Full Marks: 20
1. All questions are compulsory.
2. Please give the explanation for the answer where applicable.
Q1 - Why sodium should kept away from water? (1 Mark)
Q2 - Write the chemical formula of Plaster Paris? (1 Mark)
Q3 - What is fly ash? (1 Mark)
Q4 - What are the biological importance Na+ and K+ ions? (2 Marks)
Q5 - How is Plaster of Paris prepared? Write its chief property due to which it is widely used. (2 Marks)
Q6 - What is the Portland cement? (2 Marks)
Q7 - Alkaline earth metals form bivalent compounds. Explain. (3 Marks)
Q8 - Discuss the diagonal relation relationship between Beryllium and Aluminum. By giving some points of resemblance between them. (3 Marks)
Q9 - Discuss the abnormal behavior of lithium. Also mention some similarities between lithium and magnesium. (5 Marks)
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