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This among the following elements has the tendency to form covalent compounds:
(1) Ba
(2) Be
(3) Mg
(4) Ca
Ans: Be
applications of photochemistry
General Tests of Esters (a) Esters has sweet smell (b) Esters is neutral towards litmus (c) A pink colour is developed while one or two drops of phenolphthalein are adde
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Calculate the molar concentration of the solution essential to obtain the value of 10 molecules per µm2. (For this calculation we suppose that the transfer of the dye molecules fro
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electronic vinyas
all about isotopes
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