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Energy of the electron in hydrogen atom is given, Energy of the electron in...

Energy of the electron in Hydrogen atom is given by: (1) E n = 131.38/ n 2 x kj mol -1         (2)  E n = 131.33/n xkj mol -1           (3) E n = 1313.3/ n 2 x kj mol

Determination exact position momentum of an electron, Simultaneous determin...

Simultaneous determination of exact position and momentum of an electron is: (1) Possible (2) Impossible (3) Sometimes possible sometimes impossible (4) None of the ab

Properties and uses of different silicate glasses, Q.   Describe properties...

Q.   Describe properties and uses of different silicate glasses and also discuss the importance of annealing in the manufacture of glass.

Explain salt bridge with its functions., Salt bridge is a U-shaped tube con...

Salt bridge is a U-shaped tube containing a semi-solid paste of some inert electrolyte like  KCl, KNO 3 , NH 4 Cl,  etc. in agar-agar and gelatin. An inert electrolyte is one which

Solubility, A mixture is prepared by adding 25.0 mL of 0.185 M Na3PO4 to 34...

A mixture is prepared by adding 25.0 mL of 0.185 M Na3PO4 to 34.0 mL of 0.140 M Ca(NO3)2. (a) What mass, in grams, of calcium phosphate will be formed? What will be the concentrati

Filling of electron according to aufbau''s principle, According  to Aufbau...

According  to Aufbau's principle, which of the three 4d, 5p  and  5s will be filled with electrons first: (1) 4d (2) 5d (3) 5s (4) 4d and 5s  will be filled simultaneo

What is eutectic point??, 1. Of, relating to, or formed at the lowest possi...

1. Of, relating to, or formed at the lowest possible temperature of solidification for any mixture of specified constituents. Used especially of an alloy whose melting point is low

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