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List of Publication ePub Flipbook PDF(I-XII) State/ Uts eBook (epub) Vocational Education CCE Packages. ... Exemplar Problem. Class VI; Class VII; Class VIII; Class IX; Class X; Class XI; Class XII; Mathematics. Unit 1 (Number System) Unit 2 (Geometry) Unit 3 (Integers) ... Unit 12 (ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES) Unit 13 (HHYDROCARBONS) Unit 14 (ENVIRONMENTAL CHEMISTRY)
BIOMOLECULES. I. Multiple Choice Questions (Type-I) 1. Glycogen is a branched chain polymer of α-D-glucose units in which chain is formed by C1—C4 glycosidic linkage whereas branching occurs by the formation of C1-C6 glycosidic linkage. Structure of glycogen is similar to __________. (i) Amylose.
12. An unripe mango placed in a concentrated salt solution to prepare pickle, shrivels because _____. (i) it gains water due to osmosis. (ii) it loses water due to reverse osmosis. ... Exemplar Problems, Chemistry24 (ii) osmotic pressure is same. (iii) solute and solvent may or may not be same. (iv) solute is always same solvent may be different. 34. For a binary ideal liquid solution, the variation in total vapour pressure versus
A violet compound of manganese (A) decomposes on heating to liberate oxygen and compounds (B) and (C) of manganese are formed. Compound (C) reacts with KOH in the presence of potassium nitrate to give compound (B). On heating compound (C) with conc. H2SO and NaCl, chlorine gas is liberated. 4.
Exemplar Problems, Chemistry52 18. Which of the following statement is not correct for the catalyst? (i) It catalyses the forward and backward reaction to the same extent. (ii) It alters ∆G of the reaction. (iii) It is a substance that does not change the equilibrium constant of a reaction.
V. Assertion and Reason Type. Note : In the following questions a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices. Both assertion and reason are true and the reason is the correct explanation of assertion.
33. When phenol is treated with bromine water, white precipitate is obtained. Give the structure and the name of the compound formed. 34. Arrange the following compounds in increasing order of acidity and give a suitable explanation. Phenol, o-nitrophenol, o-cresol. 35.
Model Question Papers Books Indent Form School Kits Exemplar Problems Laboratory Manuals 50 years of NCERT Results Framework Document. ... Textbooks PDF (I-XII) chemistry I ... chemistry I : Rationalised Content: Prelims: Guide for using QR Code: Chapter 1: Chapter 2: Chapter 3: Chapter 4: Chapter 5: Chapter 6: Chapter 7: Chapter 8: Chapter 9: Answers: Appendix: Download complete book ...
Thus tetrahedral structure of [MnCl 4]2– complex will show 5.92 BM magnetic moment value. 28. With weak field ligands; ∆ < p, the electronic configuration of Co (III) will. O be t4 e2 and it has 4 unpaired electrons and is paramagnetic. With. 2g g strong field ligands, ∆ > p, the electronic configuration will be t6 e0.
Exemplar Problems, Chemistry182 (iii) 1° R—NH 2 + RCHO followed by H 2 /Pt (iv) 1° R—Br (2 mol) + potassium phthalimide followed by H 3 O+/heat 10. The best reagent for converting 2–phenylpropanamide into 2-phenylpropanamine is _____. (i) excess H 2 (ii) Br 2 in aqueous NaOH (iii) iodine in the presence of red phosphorus (iv) LiAlH 4 in ...
