Section 1
Q.2 Write short answers to any EIGHT (8) questions: Explain with reason N. and CO have the same number of electron protons and nections
A. Why in experimental work one or more reactant is/are deliberately used in excess quarsity?
10. Law of conservation of mass has to be obeyed during stoichiometric calculations Expla
iv. Define distribution coefficient
What is difference between partition and adsorption type chromatograph? vi. Write quantitative definition of Charles's law
vil. Calculate the values of R (general gas constant) in St syste vill. State Avogadro's law by giving example
ix. Non-ideal solutions do not obey Raoult's law Explain with reason X. Explain with reason that the relative lowering of vapour pressure is independent of temperature
xi. Define Cryoscopic constant xil. What is Future Horizon of plasma?
Q.3 Write short answers to any EIGHT (8) questions:
L How soaps perform their cleansing action? 11 What are amorphous solids? Give incamples
iil. What is Anisotropy?
iv. Define Symmetry of Crystal
What is principle quantum number? vi. Define Quantum numbers
V.
vii. What is azimuthal quantum number?
vill. What is basic idea of Plank's quantum theory?
ix. Define common ion effect with one example X. Define Buffer solutions
What is half-life period?
xli. Define order of a reaction
Q.4 Write short answers to any SIX (6) questions:
1. Write names of factors affecting electron affinity. How does Shielding effect affect ionization energy?
iii. Define polar covalent bond giving one example iv. Give two examples of coordinate covalent bond
V. Define Enthalpy of atomization with one example vi. What is the first law of thermodynamics?
vii. Write reactions involved in extraction of sodium in Down's rel
viil, Discuss in brief standard Hydrogen electrode What is function of salt bridge?
and Teason N. and Co have the same number of electrons, pr Why in experimental work one or more reactant is/are delbe Law of conservation of mass has to be obeyed during ston (CH 1.
V.
Define distribution coefficient
What is difference between partition and adsorption type chromate V Write quantitative definition of Charles's w vit Calculate the values of R (general gas constant) in S system
vil State Avogadro's law by giving example Non ideal solutions do not obey Radult's law Explain with reason
Explain with reason that the relative lowering of vapour pressure is
xi. Define Cryoscopic constant kil. What is Future Horizon of plasma?
Q.3 Write short answers to any EIGHT (8) questions: How soaps perform their cleansing action?
What are amorphous solids? Give examples:
What is Anisotropy?
iv. Define Symmetry of Crystal
What is principle quantum number?
vi Deline Quantum numbers:
vii What is azimuthal quantum number?
vill, What is basic idea of Plank's quantum theory?
ix. Define common ion effect with one example
X Define Buffer solutions.
xi. What is half-life period?
xil. Define order of a reaction
Q.4
Write short answers to any SIX (6) questions: Write names of factors affecting electron affinity
Hi. How does Shielding effect affect ionization energy? Define polar covalent bond giving one example
iv. Give two examples of coordinate covalent bond
v. Define Enthalpy of atomization with one example vi. What is the first law of thermodynamics?
vil Write reactions involved in extraction of sodium in Down's cl
viii. Discuss in brief standard Hydrogen
electrode
ix. What is function of salt bridge
Section-11
Note: Attempt any THREE questions from the following:
a) Calculate the number of grams of K50 and water produced when 14g of KOH 2 reacted v
calculate the number of molecules of water produce
b) What are Liquid Crystals? Give their uses in daily life
Q.6 a) State and explain Charles's law, along with its experimental verification,
b) Explain Atomic or line spectrum.
Q.7 a) Define Co-ordinate Covalent Bond and explain with two suitable examples b) Describe the measurement of enthalpy of a reaction by bomb calorimeter
Q.8 a) N:(g) and H2(g) combine to give NH (g). The value of K in this reaction is 60x10-2 at 500°C. Calculate the
b) Explain Energy of Activation.
Q.9 a) What is Raoult's law? Give its three statements b) Explain the term oxidation number with two example.
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