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7.5 Silver
BySubarnam7.5 Silver | NEB Grade 12 Chemistry 🎯 Learning Outcomes After completion of the chapter, you should be able to: Describe the occurrence of silver Describe the extraction of silver by the cyanide process Explain the preparation and uses of silver chloride and silver nitrate 1 Silver — Occurrence & Ores Symbol Ag Atomic number…
17.2 Fertilisers
BySubarnam17.2 Fertilizers 🎯 Learning outcomes By the end of this chapter, Students should be able to: Describe Fertilisers Describe Chemical fertilisers Describe the types of chemical fertilisers Describe production of urea with flow-sheet diagram. 17.2 Fertilizers 1 Introduction to Fertilizers Plants need water, carbon dioxide, sunlight and different nutrient elements like N, P, K, Ca,…
9.8 Sulphur
BySubarnam9.8 Sulphur 🎯 Learning outcomes By the end of this chapter, Students should be able to: 9.24 Explain allotropes of sulphur (name only) and uses of sulphur. 9.25 Prepare hydrogen sulphide using Kipp’s apparatus. 9.26 Explain properties (Acidic nature, reducing nature, analytical reagent) and uses of hydrogen sulphide. 9.27 Explain properties of sulphur dioxide (acidic…
21. Nuclear Chemistry
BySubarnamNuclear Chemistry and Applications of Radioactivity 🎯 Learning outcomes After completing this chapter, you should be able to: Describe natural and artificial radioactivity. Give units of radioactivity. Explain nuclear reactions. Distinguish between nuclear fission and fusion reactions. Describe nuclear power and nuclear weapons. Explain industrial uses of radioactivity. State the medical uses of radioactivity. Explain…
9. Haloarenes – Quizzes
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14.2 Alkenes
BySubarnamLearning outcomesCandidates should be able to: Unsaturated hydrocarbons: compounds of hydrogen and carbon only whose molecules contain carbon-to-carbon double bonds (or triple bonds) Preparations From a halogenoalkanes (dehydrohalogenation – elimination) Dehydration of an alcohol Addition of halogen, X2 Use of aqueous bromine to show the presence of a C=C bond Properties Electrophilic addition The double…