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de-Broglie equation is:
(1) n γ= 2d sin θ
(2) E= hv
(3) E= mc2
(4) γ= h/ mv
Ans: γ= h/ mv
Existence of positively charged nucleus was established by: (1) Positive ray analysis (2) α -ray scattering experiments () X-ray analysis (4) Discharge tube exper
YES,LiAlH 4 be used to reduce nitro group to amino group in hydrogenation
what is the principal of radiometric titration
A liquid stream containing half n-hexane and half n-pentane at 80°C and 5 atm is fed at a rate of 100 mol/hr to a flash evaporator operating at pressure (P) and 65°C. The decrease
Tritium is the isotope of: (1) Hydrogen (2) Oxygen (3) Carbon (4)Sulpher Ans: Hydrogen
What is T in the indicator Eriochrome Black-T used for the determination of hardness of water?
How to write conclusion for this topic hydrides
Bromination of Toluene in presence of light or heat gives benzyl chloride, but chlorination of benzene in presence of light gives benzene hexachloride. Why?
Effect of substituent on acidic nature (a) An electron withdrawing substituent that is - I effect stabilizes the anion by dispersing the negative charge and hence increases the
Which one of the following is not isoelectronic with O 2- : (1) N- 3 (2) F - (3) Tl + (4) Na + Ans: Tl +
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