S - block element, #most wanted question..

#most wanted question..

Describe about dioxides, Q. Describe about Dioxides? These are generall...

Q. Describe about Dioxides? These are generally obtained by heating the element in air. The dioxides of Se and Te can also be prepared by treating the element with conc. HNO, f

The number of unpaired electrons in an o2 molecule, The number of unpaired...

The number of unpaired electrons in an O 2   molecule is: (1) 0        (2) 1         (3) 2      (4) 3 Ans: 2

An isostere is, An isostere is: (1) NO -2 and O 3 (2) No -2 and...

An isostere is: (1) NO -2 and O 3 (2) No -2 and PO 3- 4      (3)  CO 2, N 2 O, NO - 3                               (4)Clo - 4 and OCN - Ans: NO -2

Ionic bond,

Standard estimation protocol of gluconic acid, standard estimation protocol...

standard estimation protocol of glutamic acid

Spectrometry, a sophisticated ultra/visible/near-IR instrument has a wavele...

a sophisticated ultra/visible/near-IR instrument has a wavelenght range of 185 TO 3000 nm.What are its Wave number and frequency ranges ?

Stephin reaction, stephin reaction in hindi.

stephin reaction in hindi.

Explain the liquid junctions, Explain the Liquid junctions? Some galvan...

Explain the Liquid junctions? Some galvanic cells contain two electrolyte solutions with different compositions. These solutions must be separated by a porous barrier or some o

Calorimetry, A solid substance with a mass of 200g is at its melting temper...

A solid substance with a mass of 200g is at its melting temperature in a calorimeter. While the substance changes from a solid to a liquid at the same temperature, the 400-gram mas