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Chemistry Note Essay

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Below is an essay on "Chemistry Note" from Anti Essays, your source for research papers, essays, and term paper examples.

Q . 1. What are the number of significant figure in 2.3098

Q. 2. Calculate the No. of   bonds in CaC2

Q. 3. Calculate the Oxidation No. of Bold atom in:

H2SO4
K2Cr2O7
Q. 4. What are the conditions necessary for a gas to behave ideal?

Q. 5. Why water has bent shaped and ammonia has trigonal pyramidal in spite of same hybridization in case of both?

Q. 6. What will the number of orbital if the Principal Q.No. is 4

Q. 7. Why Chlorine has greater electron enthalpy than Fluorine

Q. 8. Why water is liquid but hydrogen sulfide is gas

Q. 9. Calculate the no. of molecules and atoms in:

2 moles of Water
3 moles of ammonia
Q. 10. Calculate the hybridization of the bold atom in followings:

H2SO4
NO3 – 1
Q. 11. Calculate the Pressure if the initial pressure was 2 atm. And the Volume was increased to 3 times of initial

Q. 12. Give reason:

The radius of Noble gases are very large in comparison to the halogens
Chlorine in spite of similar electro negativity than Nitrogen do not form Hydrogen bonding
Q. 13. Write 4 differences between Sigma and Pie bond

Q. 14. Write 4 characteristics of cathode rays

Q. 15. Predict the product of electrolysis for the following case:

Electrolysis of aq. AgNO3 using silver electrode
Electrolysis of aq. AgNO3 using Platinum electrode
Or//

Predict the feasibility of reaction:

Magnesium can displace copper from its compound
Sodium can remove hydrogen from water
Q. 16. Calculate the debroglie wavelength for the a ball of 100 gm moving with velocity 10 m s-1

Q. 17. Define:

Hund's Rule of maximum multiplicity
Afbau Principal
Q. 18. Arrange the following on the basis of properties indicated:

F2 , Cl2 , Br2 , I2 ( Bond dissociation energy)
Na, Ca, N , Ne (Atomic Size)

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Chemistry Note. Anti Essays. Retrieved December 9, 2018, from the World Wide Web: http://parimatch-stavka7.com/free-essays/Chemistry-Note-393994.html


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