Your Ultimate Chemistry Learning Destination
Your Ultimate Chemistry Learning Destination
National mathematics day Respected principal and students good morning to one and all. Today we are celebrating a very special day, that is National mathematics day. You know, it is celebrated to honour the birth anniversary of one of the greatest mathematicians in […]
First law of thermodynamics has some limitations. Before going to know about that, we need to remind what are the different forms of first law of thermodynamics. First law of thermodynamics is also known as law of conservation of energy. “Energy neither be created nor be destroyed, but it can be changed from one form […]
Many aspirants aiming for JEE Main 2026 set the target at scoring the 99th percentile or higher to join prestigious National Institutes in India. They have around 60 days left for revision to complete their preparation. Strategies to follow You must dedicate your time efficiently to revise the overall JEE syllabus. You need […]
Toppers stay ahead The main difference between a JEE topper and an average student is not just talent butthe consistent spirit to push forward. Preparing for JEE 2026 is not about solving problems but a building the right mindset. Set achievable goals Breakdown the mountained jee syllabus into smaller milestones. Divide your subjects into weekly […]
JEE Main 2026 Registration has started. The National Testing Agency (NTA) has officially started the JEE Main 2026 registration process from October 31, 2025.Aspirants aiming for admission in to top engineering institutions across India can submit their online applications through the official NTA portal. The last date to apply online is November 27, 2025, up […]
Correct answer:(3) Cyanohydrin becomes amino alcohol When carbonyl compounds react with HCN to form corresponding cyanohydrins. When these cyanohydrines are reducing with strong reducing agents like Lithium aluminium hydride to form amino alcohols. ALDEHYDES react with HCN It is a Nucleophilic addition reaction When propionaldehyde react with HCN to form propionaldehyde cyanohydrin, Which wind followed […]
Correct answer : (2) Liebig’s combustion method is used to estimate the percentage composition of carbon and hydrogen present in an organic compound. In this method, The known mass of an organic compound is burnt in the presence of excess of oxygen to find out the percentage composition of carbon and hydrogen. During this […]
Which of the following orders regarding the electronegativity of hybrid orbital of carbon is correct? sp > sp² > sp³ sp < sp² < sp³ sp > sp³ > sp² sp < sp³ > sp2 The correct answer : option : (1) […]
State Function and Path Function State Function State function is a thermodynamic property whose valuy depends only on the current state of the system (defined by variables like temperature, pressure, volume, composition, etc.) and not […]
SECOND LAW OF THERMODYNAMICS The Second Law can be expressed in several equivalent ways… Direction of Heat Flow (Clausius Statement): Heat flows from hot body to cold body. Heat cannot spontaneously transfer from a colder body to a hotter body without external intervention. This establishes the natural direction of thermal energy transfer. Kelvin-Planck Statement: It […]