Calculate the enthalpy of a system, Q. Define Enthalpy and Calculate the En...

Q. Define Enthalpy and Calculate the Enthalpy of a system? Ans. Enthalpy is a measure of the total energy content of a system.  It is represented by a big H. Change in ent

Alcoholic acidity calculation, Why alcoholic acidity express in terms of su...

Why alcoholic acidity express in terms of sulphuric acid

The maximum number of electrons, The maximum number of electrons accommodat...

The maximum number of electrons accommodated in 5f  orbitals are: (1) 5             (2) 10         (3) 14             (4) 18 Ans:  14

Show the broader classification, Q. Show the broader classification? A ...

Q. Show the broader classification? A broader classification is based on the reaction of the oxide with water. According to this, oxides are classified as' acidic, basic, neutr

Engneering level, formation of scales

formation of scales

The element having atomic number 14 should, The atom of the element having ...

The atom of the element having atomic number 14 should have: (1) One unpaired electron (2) Two unpaired electrons (3) Three unpaired electrons (4) Four unpaired electr

Ionic bond,

Thermogravimatic analysis, what is thermogavimatic analysis and their instu...

what is thermogavimatic analysis and their instumental

Why polar solvent favours sn1 mechanism , The S N 1 reaction is a substit...

The S N 1 reaction is a substitution reaction in organic chemistry. "SN" place for nucleophilic substitution and the "1" shows  the fact that the rate-determining step is unimole

The electronic configuration of chromium is, The electronic configuration o...

The electronic configuration of chromium is: (1) [Ne]3s 2 , 3p 6 , 3d 4 , 4s 2 ,               (2) [Ne]3s 2 , 3p 5 , 3d 4 , 4s 1 ,            (3) [Ne]3s 2 , 3p 6 , 4s 2 ,