Question

1. The water sample contains 20 mg/l of MgCl2 salt in terms of CaCO3 equivalent. Calculate the amount of MgCl2 present in the water sample.​

Answer 1

Answer:

Showing results for question c1. Mention the SI unit of amount of substance.ole2. What is limiting reagent?3. Name the fundamental particle of atom which is electrically neutral. Neutron.4. Give the mathematical form of Planck's quantum theory of radiation.5. What are isotopes?6. State first law of thermodynamics (207. Which physical property remains constant in isochoric process? v = cons * tan t 8. Name the element estimated using Duma's method?9. Write the IUPAC name of C*l_{2} * C * H - C*H_{2} - C*H_{2} - OH . 10. Define "electromeric effect"?PART-BII Answer any FIVE of the followingquestions. Each question carries 2 marks: 2 * 5 = 10 11. What is meant by intermolecular forces? Give an example.12. Write any 2 postulates of Dalton's atomic theory.13. What is a state function? Give an example.14. Write any 2 differences between R-effect and I-effect.15. Explain chain isomerism with examples.16. What is i) free-radical & ii) electrophilePART-C 5 * 3 = 1; (2 + 1) IIIAnswer any FIVE of the following: Each question carries 3 marks:17. What are the observations of Rutherford's alpha-ray scattering experiment?(3)18. (a) Describe Thomson's atomic model.(b) calculate the number of protons and neutrons in 80/35 * B * r 19.Mention any 3 properties of anode rays.20. (a) Calculate the frequency with wavelength 400nm( 1n:c=3*10^ 8 ms^ "-1" ) gamma= c 7 = 3x 400 (b)Which of the following EMR has highest frequency: i) UV, ii) IR, iii) visible, iv) Xrays * (2 + 1) 21. Write any three postulates of kinetic theory of gases.22. Derive PV = nRT from gas laws,(3)(3) 0-2(19

Search instead for question c1. Mention the SI unit of amount of substance.ole2. What is limiting reagent?3. Name the fundamental particle of atom which is electrically neutral. Neutron.4. Give the mathematical form of Planck's quantum theory of radiation.5. What are isotopes?6. State first law of thermodynamics (207. Which physical property remains constant in isochoric process? v = cons * tan t 8. Name the element estimated using Duma's method?9. Write the IUPAC name of C*l_{2} * C * H - C*H_{2} - C*H_{2} - OH . 10. Define "electromeric effect"?PART-BII Answer any FIVE of the followingquestions. Each question carries 2 marks: 2 * 5 = 10 11. What is meant by intermolecular forces? Give an example.12. Write any 2 postulates of Dalton's atomic theory.13. What is a state function? Give an example.14. Write any 2 differences between R-effect and I-effect.15. Explain chain isomerism with examples.16. What is i) free-radical & ii) electrophilePART-C 5 * 3 = 1; (2 + 1) IIIAnswer any FIVE of the following: Each question carries 3 marks:17. What are the observations of Rutherford's alpha-ray scattering experiment?(3)18. (a) Describe Thomson's atomic model.(b) calculate the number of protons and neutrons in 80/35 * B * r 19.Mention any 3 properties of anode rays.20. (a) Calculate the frequency with wavelength 400nm( 1n:c=3*10^ 8 ms^ -1 ) gamma= c 7 = 3x 400 (b)Which of the following EMR has highest frequency: i) UV, ii) IR, iii) visible, iv) Xrays * (2 + 1) 21. Write any three postulates of kinetic theory of gases.22. Derive PV = nRT from gas laws,(3)(3) 0-2(19