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During a flame test why is calcium''s flame not persistent, while that of strontium is?
Ans) Because it does not have many ions as compared to the Strontium. It is the ions which produce color.
what is the errors in this experment?
To calculate the e.m.f of the cell when does the nelsons equation is use? Ans) The Nernst equation is useful to measure the e.m.f of the cell when the concentrations of solution
the reaction of ammonium chloride with sulphuric acid
#most wanted question..
Magnetic property of d block elements
Q. Explain about Pyrometallurgy? Tri pyrometallurgy, the concentrated ore is heated up to a high temperature and reduction is done with a appropriate reducing agent. The differ
GROUP 2: ALKALINE EARTHS The elements known commonly as alkaline earths have atoms with the (ns) 2 design and almost always have the +2 oxidation state in their compound
The maximum number of electrons accommodated in 5f orbitals are: (1) 5 (2) 10 (3) 14 (4) 18 Ans: 14
why we use lithium in corey house reaction
its important topics for class 11th
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