Model Paper Class 10th Bihar Board

[Anuj Bhola]

Hello sir I am Anjali and I am here as I want to get the Model Paper of Chemistry of Class 10th of Bihar Board so will you please provide me that??

As per your demand here I am providing you Model Paper of Chemistry of Class 10th of Bihar Board

1. What is the Coordination number of each type of ion in a rocksalt type crystal structure ?
2. Which crystal defect lowers the density of the solid ?
3. Name one solid in which both Frenkel and Schottky defects occur?
4- What happens when a ferromagnetic substance is heated to high temperature ?
5- What type of semiconductor is obtained when silicon is doped with arsenic ?
6- What type of interactions hold the molecules together in a polar molecules solid ?
7- What are the Coordination numbers of hcp and ccp ?
8- Two liquids X and Y boil at 110 0 c and 1300 c respectively which one of them has higher vapour pressure at 500 c ?
9- What are the units of Cryoscopic Constant ?
10- What are Isotonic Solutions ?
11- Give an example of a Compound in which hydrogen bonding results in the formation of a dimer ?
12- What are constent boiling Mixtures Called ?
13- Define Henry's Law.
14. What is the Mathmatical relationship between resistance (R) and Specific conductivity constant (K) ?
15. What does the negative sign in the expression E 0
16. What is the Sign of G for an electrolytic cell ?
17. What is the EMF of the Cell when the cell reaction attains equilibrium ?
18. What is the Chemical formula of rust ?
19. What is galvanisation ?
20. Define Specific rate constant ?
21. Give an example of pseudo first order reaction ?
22. Can a reaction have zero activation energy ?
23. Can a reaction A+H2O B rate is directly proportional to [A], what is its (i) molecularitty and (ii)order of reaction ?




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