Chemistry
Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition

Infrared absorption spectroscopy
UV absorption spectroscopy
UV photoelectron spectroscopy
Rotational spectroscopy

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Atoms of different elements have

Different atomic number and same eletronic configu-ration
Same atomic number and same electronic configuration
Same number of electrons and neutrons
Different atomic number and different number of valence electrons

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The open "Sigrees" or coal stoves often require fanning to sustain burning because of

Tendency of carbon dioxide to form a layer along with dust smoke
Interrupted release of moisture from the material
Lack of oxygen in the surroundings of sigrees
Accumulation of smoke and dust over the sigrees

ANSWER DOWNLOAD EXAMIANS APP