Explaining ores concentrated by froth floatation method

Question

Question 1) Write down the ores and alloys of Ti and Pt.

Question 2) Write down the uses of thio and potassium permanganate.

Question 3) What are the molecular crystals? Give suitable example.

Question 4) What are the uses of silicates?

Question 5) Describe sp² hybridization with suitable examples.

Question 6) Explainthe preparation and uses of saccharin.

Question 7) Explain the Hawarth’s ring structure of α−β-D glucopyranose.

Question 8) What do you mean by peptide synthesis?

Question 9) What do you mean molecularity of a reaction?

Question 10) Describe autocataysis and give an example.

Question 11)(a) What is froth floatation method? State the ores concentrated by this method.

(b) Describe the preparation and uses of Lead tetracetatate and Zinc sulphate.

Question 12)(a) Describe the manufacture and uses of ceramic materials in detail.

(b) Expalin the covalent and ionic crystals and give suitable examples.