List of top Chemistry Questions

Hardy-Schulze rule explains the effect of electrolytes on the coagulation of colloidal solution. According to this rule, coagulation power of cations follow the order

Haloforms are trihalogen derivatives of

Halogen family forms one of the most homogeneous group of the periodic table because

H-O-H bond angle in H$_2O$ is 104.5$^{\circ}$ and not 109$^{\circ}$ 28' because of

$H_3PO_3$, phosphorus acid is

$ {H_2S}$ is passed through an acidified solution of copper sulphate and a black precipitate of cupric sulphide is formed. This is due to

$H_2S$ is more acidic than $H_2O$ because

Gypsum is added to portland cement to

Group $16$ elements have lower value of first ionisation enthalpy as compared to group $15$ elements because

Group oxidation state of p-block elements is

Gravity separation process may be used for the concentration of

Gravity separation method is based upon

Graphite is a good conductor of electricity due to the presence of________.

Graphite is black in colour. This is because

Graphs between pressure and volume are plotted at different temperatures. Which of the following isotherms represents Boyle?? law as $PV $= constant? $\left(T_{1} >T_{2} >T_{3}\right)$

undefined

Graphite conducts electricity because of :

Graham's law deals with the relation between

Gold number is minimum in case of

Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.01 and 0.005 respectively. The correct order of their protective powers is

Gold crystallizes in the face-centred cubic lattice. The number of unit cells in 1 g of gold (atomic mass = 197 u) will be

Gold number gives the indication of

Glyptal is a polymer of

Glucose reacts with acetic anhydride to form

Glycogen is a branched chain polymer of $\alpha-D$-glucose units in which chain is formed by $C-1 ?

Glycogen, a naturally occurring polymer stored in animals is a