Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
OMEGA PUBLICATION-SAMPLE QUESTION PAPER -v (PUNJAB)-QUESTION
- Explain Pauli’s exclusion principle.
Text Solution
|
- Give two characteristics of homologous series.
Text Solution
|
- Distinguish between oxidation number and valency.
Text Solution
|
- What is screening effect ?
Text Solution
|
- Prove that pH + pOH = 14.
Text Solution
|
- Define empirical formula and molecular formula ? How are they related ...
Text Solution
|
- Calculate mass of 10^20 atoms of oxygen.
Text Solution
|
- What is diborane ? Give its structure.
Text Solution
|
- Explain why: Al utensils should not be kept in water over night.
Text Solution
|
- Explain why Al wire is used to make transmission cables.
Text Solution
|
- Distinguish between classical and photochemical smogs.
Text Solution
|
- Define disproportionisation and simple displacement redox reactions.
Text Solution
|
- Which out of NH(3) and NF(3) have higher dipole moment and why?
Text Solution
|
- C Cl4 is not hydrolysed but SiCl4 can be hydrolysed with water. Why ?
Text Solution
|
- Derive van der Waals’ equation of State for n moles of gas.'
Text Solution
|
- Calculate the kinetic energy of 0.2 g of H2 at 27^@C.
Text Solution
|
- Calculate enthalpy of the reaction : 4NH3(g) +3O2(g) rarr 2N2(g)+ 6H2O...
Text Solution
|
- State and explain Le chatelier's Principle. What are its applications.
Text Solution
|
- BF3 acts as a Lewis acid. Why ?
Text Solution
|
- Can you prepare a solution having pH more than 14 ?
Text Solution
|