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7.3 Mercury
BySubarnam7.3 Mercury | NEB Grade 12 Chemistry 🎯 Learning Outcomes The students should be able to: Describe the occurrence of mercury Describe the extraction of mercury State properties of mercury Explain the chemistry (preparation, properties, and uses) of calomel and corrosive sublimate 1 Mercury — Occurrence Name Mercury (also called quicksilver) Symbol Hg Main ore…
3. Atomic Structure
BySubarnamAtomic Structure 🎯 Learning outcomes After the completion of the chapter, the students should be able to: Describe the Rutherford alpha-ray scattering experiment and the nuclear atomic model Explain the limitations of Rutherford’s atomic model. Summarise the postulates of Bohr’s atomic theory and its importance. List the defects of Bohr’s atomic theory Explain the origin…
15.2 Aromatic Nitrocompounds
BySubarnam15.2 Nitrobenzene 🎯 Learning outcomes After completion of the chapter, students should be able to: Show preparation of nitrobenzene from benzene. State physical properties of nitrobenzene. Explain chemical properties of nitrobenzene, i.e. reduction in different media and electrophilic substitution reactions (nitration, sulphonation & bromination). State important uses of nitro compounds. ⚗️ Preparation of Nitrobenzene ▼…
16.2 Aromatic Amines
BySubarnam16.2 Aromatic Amines (Aniline) 🎯 Learning Outcomes — By the end of the chapter, students should be able to: Show preparation of aniline from nitrobenzene and phenol. State the physical properties of aromatic amines. Explain the chemical properties of aromatic amines, i.e. basicity of aniline, comparison of the basic nature of aniline with aliphatic amines…
24.2 Electrode and Cell Potentials and the Nernst Equation
BySubarnam24.2 Electrode, Cell Potential & Nernst Equation 🎯 Learning Outcomes Candidates should be able to: ✓ Define the terms: standard electrode (reduction) potential standard cell potential ✓ Describe the standard hydrogen electrode ✓ Describe methods used to measure the standard electrode potentials of: metals or non-metals in contact with their ions in aqueous solution ions…
5. Chemical bonding and shape of molecules
BySubarnam🎯 Learning outcomes After the lesson, learners should be able to: Show the structure of atoms and ions by the Lewis dot method. Explain the ionic bond and the properties of ionic compounds. Explain the covalent bond, the coordinate bond, and the properties of a covalent compound. Describe the features of sigma and pi bonds…