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Q. Concentration factors affecting taste quality? There is a specific range at which the tasteful substances should be used. The concentration required for identification is
Cyclic or closed-chain compounds Cyclic compounds consist of at least one ring or closed chain of atoms. The compounds along with just only one ring of atoms in the molecule a
Although cholrine is electoon withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Ans) Halogens are an exception of the dea
Ernest Rutherford in 1909 conducted what is now a famous experiment where he bombarded gold foil with alpha particles (Helium nuclei). A source which undergoes for alpha decay is
Q. Show Uses of Sulphur? Sulphur is used in the manufacture of sulphur dioxide, sulphuric acid, and gunpowder. Match. fertilisers, drugs, bleaching agents, leather and other pr
Which one is the strongest bond: (1) Br- F (2) F-E (3) Cl-F (4) Br- Cl Ans: Br- F
Bohr model of an atom could not account for : (1) Emission spectrum (2) Absorption spectrum (3) Line spectrum of hydrogen (4)Fine spectrum Ans: Fine spectrum
Classification of polymers - On the basis of structure On the basis of structure of polymers these can be classified as (i) Linear polymers (ii) Branched chain polym
State the term- solubility Solid solutions are made of a host, the solvent or matrix) which dissolves the solute (minor component). The ability to dissolve is known as solubili
Which type of compounds give witting reactions
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