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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 ARE THE ELEMENTS OF DETERMINED QUALITATIVE ANALYSIS
Ask question #M How do you calculate exactly how much ammonia you get from certain pressure changes using the equilibrium equation? Tried writing the equation like this: 2(1+x)^
Which one of the following is not isoelectronic with O 2- : (1) N- 3 (2) F - (3) Tl + (4) Na + Ans: Tl +
Q. Explain about Roasting process? Roasting is the method of heating ores in the presence of excess air and involves oxidation. It is mainly applied to sulphide ores, which are
CLARK'S METHOD OR SOAP TITRATION METHOD: This method depends upon the fact that when soluble soap is added to hard water, constituent of hard water. Ca, Mg and other heavy metals
why Px orbitol reside outside in bonding orbitol in elements have Z>7
Laminated glass: Sheets of glass fibre fabric or glass wool are soaked in a solution of a thermosetting plastic and placed one above other, the thickness varies with number of she
Q. Detect the presence of synthetic food colours in the given samples? Objectives After conducting this activity, you will be able to: • describe the kind of natural
Threshing The process of threshing separates the kernels from the stalks or panicles on which they grow. Threshing may take place in the field, or at the homestead or village;
sho me the s p d f orbitals shape
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