Chemistry lectures are based on CBSE XI and XII syllabus. It also includes problems discussion related to NEET and JEE preparation.
1. Which one is malachite from the following? (NEET 2019)(a) CuCO3.Cu(OH)2 (b) CuFeS2(c) Cu(OH)2 (d) Fe3O4 https://www.youtube.com/watch?v=fzyCAsILg4o2. Identify the incorrect statement. (NEET 2019)(a) The scientific and technological process used…
1. Which of the following is not correct about carbon monoxide? (NEET 2020)(a) It forms carboxyhemoglobin.(b) It reduces oxygen carrying ability of blood.(c) The carboxyhemoglobin (hemoglobin bound to CO) is…
1. The standard electrode potential (E°) values of Al3+/Al, Ag+/Ag, K+/K and Cr3+/Cr are –1.66 V, 0.80 V, –2.93 V and –0.74 V, respectively. The correct decreasing order of reducing…
1. Sc (Z = 21) is a transition element but Zn (Z = 30) is not because element b (NEET 2013)(a) both Sc3+ and Zn2+ ions are colourless and form…
1. The correct order of the stoichiometries of AgCl formed when AgNO3 in excess is treated with the complexes : CoCl3.6NH3, CoCl3.5NH3, CoCl3.4NH3 respectively is …
1. Identify the incorrect match. Name IUPAC Official Name (NEET 2020) (A) Unnilunium (i) Mendelevium(B) Unniltrium (ii) Lawrencium(C) Unnilhexium (iii) Seaborgium(D) Unununnium (iv) Darmstadtium(a) (A), (i) (b) (B), (ii)(c) (C),…