Last Updated on June 13, 2024 by Chirag Gupta Chemical Reactions and Equations question answer are provided in this post including NCERT questions also. Why should a magnesium ribbon be cleaned before burning in air ? Answer: Magnesium gets covered with a layer of magnesium oxide when kept in air for a long time. This […]
Chemical Reactions and Equations: 64 Ques and Ans Read More »
Last Updated on June 13, 2024 by Chirag Gupta The short notes for the chapter Chemical Reaction and Equation are as follows: The representation of chemical reaction by means of symbols of substances in the form of formulae is called chemical equation.For example N2 + 3H2 ⇌ 2NH3 A balanced chemical equation has equal number of atom
Chemical Reaction and Equation: Short Notes Read More »
Last Updated on August 31, 2022 by Chirag Gupta Question: Write the name, stereochemistry and magnetic behaviour of the following: (At. nos. Mn = 25, Co = 27, Ni = 28) (i) K4[Mn(CN)6] (ii) [Co(NH3)5Cl]Cl2 (iii) K2[Ni(CN)4] (To remember: Oxidation state of K is +1 Oxidation state of CN is -1 Oxidation state of NH3
Coordination Chemistry Questions from Delhi 2011 Read More »
Last Updated on September 1, 2022 by Chirag Gupta This question is from Organic chemistry section of JEE Advance 2019. First time when you see this question, it looks a bit difficult. Don’t lose your confidence. I’ll tell you how easy it is. We have to apply the basic organic reactions and named reactions, that’s
Why this JEE Advance 2019 Question so easy? Read More »
