UNIT :08 | DENSITY| SOLVED EXERCISES IN TEXT QUESTIONS| CHEMISTRY CLASS 9th
Автор: PASSIONATE BRAINS
Загружено: 2026-02-15
Просмотров: 14
Описание:
This video covers Density and Periodic Table in-text and end-of-topic exercises in a clear and exam-focused way.
Topics covered:
Density • Definition and formula (Density = Mass / Volume)
• SI units and unit conversions
• Relationship between mass, volume, and density
• Solved numerical problems
• Floating and sinking concept
Periodic Table • Electronic configuration
• Finding group, period, and block
• Valence electrons
• Periodic trends (atomic radius, ionization energy, electron affinity, electronegativity)
• Electropositive and electronegative elements
• Basic and acidic oxides
• Complete in-text and end-of-topic exercises solved step by step
This lecture is ideal for Class 9 / SSC students preparing for board exams and concept revision.
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#PeriodicTable
#Class9Chemistry
#ChemistryLecture
#ChemistryExercise
#ElectronicConfiguration
#PeriodicTrends
#IonizationEnergy
#ElectronAffinity
#AtomicRadius
#SSCPart1
#BoardExamPreparation
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