D and f block, why a small amount of an acid is added while preparing solut...

why a small amount of an acid is added while preparing solution of potassium dichromate?

Atomic structure and chemical bonding, Ask question #MinimName two compound...

Ask question #MinimName two compound that are covalent when taken pure but produce ions when dissolved in water. um00 words accepted#

Glucose information, What are the physical properties of Glucose?

What are the physical properties of Glucose?

Which of the following sets is possible for quantum numbers, Which of the f...

Which of the following sets is possible for quantum numbers : (1) n=4, l=3, m= -2 , s=0  (2) n=4, l=4, m= +2 , s=1/2           (3) n=4, l=3, m= -2 , s=+1/2          (4)

Checal bonding, how can you balance k+o2

how can you balance k+o2

Define the normality of solutions, Q. Define the Normality of solutions? ...

Q. Define the Normality of solutions? Ans. Sometime normality is used to measure concentration. Normality (abbreviated N) is the number of gram-equivalent masses of solute in 1

Plank''s quantum theory, the value of plank''s constant

the value of plank''s constant

How many ion h2- does have, How many ion H2- does have The H2- ion havi...

How many ion H2- does have The H2- ion having three electrons. This can be conceived as the combination of a hydrogen atom with a hydride ion (H-). By the aufbau principle, two

Ionic bond,

Acidity, Why alcoholic acidity of maids is expressed as H2SO4?

Why alcoholic acidity of maids is expressed as H2SO4?