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The four quantum numbers of the valence electron of potassium are : (1) 4, 1, 0 and 1/2 (2) 4, 0, 1 and 1/2 (3) 4, 0, 0 and +1/2 (4) 4, 1, 1 and 1/
An element has the electronic configuration 1s 2 , 2s 2, 2p 6 , 3s 2 , 3p 2 . Its valency electrons are: (1) 6 (2) 2 (3) 3 (4)4 Ans: 4
A chemical change takes place when one or more substances change into new substances. A chemical change is as well known as a chemical reaction. The emergence of new substances
Why alcoholic acidity express in terms of sulphuric acid
what volume in milliliters of 12.00M nitric acid (HNO3) stock solution would you us to make 750.0 ml of 3.00M nitric acid solution what volume in milliliters of 12.00M nitric acid
Nomenclature of organic compounds - Trivial System The meaning of Nomenclature is assignment of names to organic compounds. There are two major systems of nomenclature of org
Ratio scales It is also possible to record liking or acceptability using magnitude estimation scaling methods, but consumers may find it difficult to handle the concept of rat
the ksp of al(OH)3 is very small (3.0x106-34). how much water is required to dissolve 1.0 g of this salt?on..
According to Bohr's principle, the relation between principle quantum number and radius of orbit is: (1) r ∞ n (2) r ∞ n 2 (3) ∞1/n (4) r∞ 1/ n 2 Ans: r
conclusion for assignment on topic applications of colloids
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