Hardness, define hardness and its types.

define hardness and its types.

Mole concept, What wieght of CO is required to form re2(CO)10 from 2.5 gm o...

What wieght of CO is required to form re2(CO)10 from 2.5 gm of re2(O)7

Illustrate activity series for metals, Q. Illustrate Activity Series for Me...

Q. Illustrate Activity Series for Metals? Ans. An activity series is a series that orders substances on the basis of their reactivity. The following diagram is the activit

What is sensory evaluation, Q. What is sensory evaluation? Foods have s...

Q. What is sensory evaluation? Foods have several characteristics that require evaluation by sensory methods. The various food attributes that are judged on the sensory scale a

Mixed melting point - criteria of purity of organic compound, Mixed melting...

Mixed melting point - Criteria of purity of organic compound The melting point of two carefully mixed substances is known as mixed melting point. This can as well be used for

Draw a temperature-composition phase diagram, Q. Use the following informat...

Q. Use the following information to draw a temperature-composition phase diagram for the binary system of H 2 O (A) and Na 2 SO 4 (B) at p = 1 bar, confining t to the range 20 to

Ionic bond,

What is tracers?, In the study of mechanisms of various chemical reactions,...

In the study of mechanisms of various chemical reactions, Deuterium and Tritium are used as tracers.

Define bond angle, The angle among the lines joining the nuclei of the bond...

The angle among the lines joining the nuclei of the bonded atom with a central atom is known as bond angle.

Applications of flame photometry, Applications of flame photometry: A ...

Applications of flame photometry: A few common applications of flame photometry are given below. Flame photometry could be used to detect the presence of the elements o