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The correct ground state electronic configuration of chromium atom is: (1) [Ar] 3d 5 4s 1 (2)[Ar]3d 4 4s 2 (3) [AR]3d 6 4s 0 (4
why Ti 4+ is colourless?
observations?????..
Comment on the validity of the following statements, giving reasons: (a) Thermodynamically an exothermic reaction is sometimes not spontaneous. (b) The entropy of steam is mo
Principle of atomic emission spectrometry: The analyte sample is introduced into the centre of the plasma as an aerosol with the help of a nebuliser using argon flow. In the p
Inversion of cane-sugar : The hydrolysis of sucrose through boiling along with a mineral acid or through enzyme invertase, generates a mixture of equal molecules of D-glucose
what category are Alkali-Metals on the periodic table?
Q. Explain about Neutral and Amphoteric oxides? Neutral oxides have neither acidic nor basic properties and when dissolved in water, they give neutral solutions, e.g., CO, N
The number of unpaired electrons in Fe 3+ (Z= 26) are: (1) 5 (2) 6 (3) 3 (4) 4 Ans: 5
Explain term 'depletion layer' across a p-n junction Rectifying action of p-n diode can be explained on the foundation of electronic structure of the semiconductor. When a pure
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