Chemistry Test Bank
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Avg score: 27% • Most missed: “Total number of orbitals in a shell having principle quantum number ‘n' is”
Chemistry Test Bank
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25 Questions

1. For a d-electron, the orbital angular momentum is
2. The formula of the ferrocene is
3. Which quantum number cannot have an integral value?
4. The scientist who recommended large intake of vitamin C for developing resistance against diseases and maintaining health was
5. Marsh gas mainly contains
6. A buffer solution contains 100 ml of 0.01 M CH3COOH and 200 ml of 0.02 M CH3COONa. 700 ml of H2O is further added. The pH values before and after dilution are respectively
7. A radioactive element undergoes disintegration by emitting 2 α-particles and 3 β-particles.
8. Of all the gases present in the air, which one of the following is the highest in percentage?
9. The chemical name of table salt is
10. Which is the only non-metal that is a good conductor of electricity?
11. Allyl cyanide has
12. Aluminium is extracted from bauxite
13. The rate constant for the first order decomposition of a certain reaction is described by the equation log k (s'1) = 14.34 ' '''''. The energy of activation for this reaction is
14. In sp3d hybridization, the d-orbital that participates in hybridization is
15. Which of the following oxides will give the metal on heating?
16. The hydrolysis of an ester was carried out separately with 0.05 M HCl and 0.05 M H2SO4. Which of the following facts is correct?
17. CO2 is isostructural with
18. H2O (l) H2O (g), ΔHvap= 10 k cal mole'1. If pressure is increased,
19. According to Heisenberg's uncertainty principle, it is not possible to determine
20. Flourine, the most electronegative element in Pauling's scale, has the value
21. The most important ore of aluminium is
22. The oxidation states of the most electronegative element in the products of the reaction, BaO2 with dilute H2SO4 are
23. Which one of the following reaction is not possible?
24. Which of the following is a mixture?
25. The number of atoms present in 21.6 g of silver (atomic weight = 108) are same as the molecules in

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