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The ratio between kinetic energy and the total energy of the electrons of hydrogen atom according to Bohr's model is: (1) 2 : 1 (2)1 : 1 (3)1 : - 1 (4)
Mechanism of reduction (b)
Nucleophilic aromatic substitution reaction The product is formed by a nucleophilic aromatic substitution reaction in which chloride is displaced by hydroxide ion. The product
Q. Analysis of water gave the following results H 2 SO 4 = 196Mg/L; MgSO 4 = 24Mg/L, CaSO 4 = 272Mg/L and NaCl = 25Mg/L. Water is to be supplied to the town of the popul
The concentration of hydrogen ions in solution affects the enzyme activity. Every enzyme has maximal efficiency under an optimum pH. As pH is one of the factors for the denatura
The energy of a radiation of wavelength 8000 Å is E 1 and energy of a radiation of wavelength 16000 Å is E 2 . What is the relation between these two: (1) E 1 =6E 2
where is the asterisk located
The number of electrons involved in the bond formation of N 2 molecule : (1) 2 (2) 4 (3) 6 (4) 10 Ans: 6
The reluctances of ns electrons in the participation of bond formation is known as inert pair effect
You are given a sample block of an unknown metal. The block displaces 3.24 mL of water and has a mass of 62.5429 g. What is the density of the unknown metal? What is the metal?
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