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Q. Explain about heterogeneous mixture?
A heterogeneous mixture is one that isn't blended smoothly throughout. Illustrations of heterogeneous mixtures include smoky air and muddy water. You may perhaps have to use a magnifying glass or even a microscope but if you can identify bits of one or more of the components of a mixture then the mixture is heterogeneous.
Be 2+ is isoelectronic with: (1) Mg 2+ (2) Na + (3) Li + (4) H + Ans: Li +
Q. Halides of Boron and Aluminium? All the elements of Group 13 form binary halides. All the four trihalides of each element are known, with one exception. The compound Tl13 is
write short note on vulcanization?
Theory of Meta directing group The substituent, S takes electrons from para and ortho positions. So, m-position becomes a position of comparatively high electron density and fu
what is the radis of carvater eassy words
1.First find the maximum number of carbons chain.Give it to as a parent name. 2.Next find functional groups and give numbering.(Functional group must get minimum number) 3.Ne
conclusion on colloid
what is the empirical formula of a compound that contains 53.73% iron and 46.27% sulphur?
atoms combine to form molecule because they tend to
Which of the following represents the correct sets of the four quantum numbers of a 4d electron: (1) 4,3,2,1/2 (2) 4, 2, 1, 0 (3) 4,3,-2+1/2
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