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The quantum numbers for the outermost electron of an element are given below as n= 1, l=0, m=0, s = 1/2 . The atoms is: (1) Lithium (2) Beryllium (3) Hydrogen (4)
Q Explain Working of Galvanic Cell? Ans. There are several types of electrochemical cells. One type of electrochemical cell is called a galvanic cell . (A battery is a galvan
The frequency of yellow light having wavelength 600 nm is: (1) 5.0x10 14 Hz (2) 2.5 x 10 7 Hz (3) 5.0x 10 7 Hz
The energy of an electron in orbit of hydrogen atom is : (1) 13.6/n 4 x eV (2) 13.6/n 3 xeV (3) 13.6/n 2 xeV (4)13.6/nx eV Ans:
Calculate the combustion energies for the burning of 1 mol of propane and butane. It can be supposed that all reactants and products are obtained under standard conditions.
Elements of Group 13 are namely, boron, aluminium, gallium, indium and, thallium. While studying the alkali and alkaline earth metals, you have seen that all the elements of these
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what are the functions of gastric juice
Q. Define the Normality of solutions? Ans. Sometime normality is used to measure concentration. Normality (abbreviated N) is the number of gram-equivalent masses of solute in 1
CACO3 CAO+CO2 IF CAO IS ADDED EXTERNALLY WHAT WILL BE THE CHANGE{WILL FWD REACTION INC OR BACKWARD REACTION INC}AND WHY ? Solution) Backward reaction, due to Le Chatelier''s
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