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The series limit for Balmer series of H-spectra is: (1) 3800 (2) 4200 (3) 3646 (4) 4000 Ans: 3646
Why nitrate give blue color
What is the nature of urea? Is it acidic basic or neautral how can wr verify it?
Classification of polymers - Thermoplastics These are the polymers that can be simply softened repeatedly while heated and hardened when cooled along with little change in the
Preparation of saturated calomel electrode and determination of standard potentials of electrodes such as Cu 1 Cu, Zn 1 Zn, etc. Comparison of the potential values with values from
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
.importance, role and examples of masking agents
Given that dH for the reaction is -92.2 kJ mol-1, which is larger, the total bond dissociation energy of the reactants or the total bond dissociation energy of the products?
Q. How to produce Nitrogen on Industrial Level? Ans. Nitrogen is produced by the fractional distillation of liquid air. Air is cooled to liquefy it. The liquid is then all
State the Functions of oxide layer (i) To mask against diffusion or ion-implant, (ii) To passivate surface electrically and chemically. (iii) To isolate one device from a
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