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What is the difference among multimolecular and macromolecular colloids? Give one example of each type.
How are associated colloids dissimilar from these two types of colloids?
Structural needs for hyperconjugation (i) Compound could comprise at least one Sp 2 -hybrid carbon of as well alkene alkyl carbocation or alkyl free radical. (ii) ∝- carbon
transition elements form coloured compound. Why?
The mole (calculation using the mole formula should be included).
What is pH scale?
A solution is made by dissolving30 g of a non-volatile solute in 90 g of water. It has a vapour pressure of 2.8 kPa at 298 K. At 298 K, vapour pressure of pure water is 3.64 kPa
decreasing order of +M.E. group
If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Ans) There is a formula for this i.e [ (n 2- n 1 +1)
The number of electrons in c l - ion is: (1) 19 (2) 20 (3) 18 (4) 35 Ans: 18
WHAT IS THE FEROST DIAGRAM
equivalent weight of k2so4.al2(so4)3.24h2o
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