Month: March 2026
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Chapter 8; Periodic table and Periodicity Important Questions/topics (9th Punjab Boards)
Chapter 8 Long Question: 1×5 = 5 Short Questions: 2×2 = 4 MCQ : 1 Total Marks 10 Topics 8.1 Define Periodic table, group and period 8.2 Salient features of...
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Chapter 7; Acid base Chemistry Important questions/topics (Punjab board class 9th)
Chapter 7 Long Question: 1×4 = 4 Short Questions: 1×2 = 2 MCQ : 1 Total Marks 07 Topics 7.1 Activity 7.1 7.2 Arrhenius concept 7.3 Bronsted-Lowary concept 7.4 Properties...
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Solve Any Electrical Problem: Wire Gauge, Voltage Drop & Power Calc Pro
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Enthalpy and prove that ΔH=qp
Enthalpy (H) is a thermodynamic property of a system defined as the sum of its internal energy (E) and the product of its pressure and volume (PV). It is a state...
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9th Chapter 6 Equilibria (Important Short Questions) 2026
Chapter 6 Long Question: 0 = 0 Short Questions: 2×2 = 4 MCQ : 1 Total Marks 07 Topics 6.1 Reversible and Irreversible reaction (Definitions) 6.2 Chemical Equilibrium and Dynamic...
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MDCAT Internal Energy and first law of Thermodynamics
INTERNAL ENERGY Quick Facts Concept Key Point Internal Energy (E) Total energy (kinetic + potential) of all particles in a system Kinetic Energy Due to translational, rotational, vibrational motion Potential...
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9th Chemistry Chapter 5 Energetic Important short questions and topics
Chapter 5 Long Question: 0 = 0 Short Questions: 3×2 = 6 MCQ : 1 Total Marks 07 Topics 5.1 System and surrounding only definition 5.2 Enthalpy (Definition), how it...
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ArchMaster Pro: The Ultimate All-in-One Construction & Carpentry Calculator
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Chemical Equilibrium (Complete Chapter Lectures)
allChemical Equilibrium CHEMICAL EQUILIBRUM 6.1 Define chemical equilibrium in terms ofreversible reaction.6.2 Write both forward and reverse. Describe them macroscopic characteristics of each 6.3 State Le Chatelier’s principle and be...