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[Bengali] Alcohols, Phenols and Ethers Topic Wise Questions: PYQ & DPP Day #01 – Alcohols: Nomenclature & Nature of C-OH bond Day #02 – Preparation of Alcohols Day #03 – Physical and Chemical Properties of Alcohols Day #04 – Blueprint of Preparation & Reaction of Alcohols Day #05 – Preparation of Phenols Day #06 –

[Bengali] Haloalkanes and Haloarenes Topic Wise Questions: PYQ & DPP Day #01 – Haloalkanes: Nomenclature, nature of C-X bond Day #02 – Preparation of Haloalkane Day #03 – Physical and Chemical Properties of Haloalkane Day #04 – Mechanism of SN2 Substitution Reactions Day #05 – Mechanism of SN1 Substitution Reactions & Stability of Carbocations Day

[Bengali] p-Block Elements Topic Wise Questions: PYQ & DPP Day 1: Group 15 elements: general introduction, electronic configuration, occurrence, oxidation states Day 2: Structure and reaction of NH3, NCl3 Day 3: Structure and reaction HNO3 & Oxides of nitrogen (structure only) Day 4: Phosphorus – allotropic forms (White and Red) Day 5: Preparation and properties

Here comes yet another interesting GK Quiz on Soil for everyone. However, this quiz is going to be different. Today, we won’t be asking you questions about soil. Q1.The characteristic features of this soil type are: The soil gets hard when dry and sticky when wet. Root penetration is difficult with this soil type. The soil provides poor drainage. The soil

[Bengali] Liquid State Topic Wise Questions: PYQ & DPP Day 1: Solubility of gases in liquids & Solid Solutions [1] চাপ স্থির রেখে, উয়তা বৃদ্ধি করলে তরল দ্রাবকে গ্যাসের দ্রাব্যতা পরিবর্তিত হয়। কী পরিবর্তন হয় বিবৃত করো ও কেন হয় ব্যাখ্যা করো।     [HS 2018] 2M   Day 2: Vapour Pressure and Raoult’s Law 100°C