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Explain the following observations:
(i) Generally there is an increase in density of elements from titanium (Z = 22) to copper (z =29) in the first series of transition elements.
(ii) Transition elements and their compounds are generally found to be good catalysts in chemical reactions.
Water will not compress Fit a soda water bottle with a one-hole stopper. By the stopper place the glass tube from a medicine dropper, narrow end up. Fill the bottle to the top
what are the characteristics of s block elements?
#quest what is castner kellner procession..
mixture of sulphur carbon and kmno4 is named what
Q. Ca +2 = 20 ppm, Mg +2 = 25 ppm, CO 2 = 30 ppm, HCO - 3 = 150, K + = 10 ppm. Calculate the lime (87% pure) and soda (91% pure) required softening 1 million litt
Preservatives: The preservatives avoid spoilage of food because of microbial expansion. The most common preservative employed is sodium benzoate; C 6 H 5 COON a It is metabol
I have a very difficult chemistry online assignment due in and I need help.
Preparation of alkene
Q. What do you eman by Scientific Research? Pure research is prepared to gain knowledge for the sake of knowledge itself. Molina as well as Rowland's research on the behavior
2-chloro propane in ethanol at optimum temp .what is the product?
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