List of top Chemistry Questions

Which of the following ligands form a chelate?

Tyndall effect is shown by?

The sweetest artificial sugar among the following is
When $C_{2}H_{2}, CH_{4}$ and $C_{2}H_{4}$ pass through a test tube which have ammoniacal $Cu_{2}Cl_{2}$, find out which gas comes out unaffected from test tube?
Which of the following is not correct?
$CH_{3}COOH { ->[NH_{3}] } {A ->[\Delta] B} { ->[P_{2}O_{5}] } C$. $C$ will be
Which of the following compound is used as antiknock compound ?
Which of the following is not an antihistamine?
Which of the following product is formed in the reaction $ { CH3MgBr ->[(i) \, CO_2][(ii) \, H_2O]} ?$
Which of the following statements is correct?
The substance used as an activator in froth floatation process is
The structure of the tetrathionate ion is
The structure of C fullerence contain hexagon and pentagon -
The structure of $H_2O_2$ is
The statements for laws of chemical combinations are given below. Mark the option which is not correctly matched.
The stability of hydrophobic sol is due to
The spin only magnetic moment of $ {Ni^{2+}}$ (in B.M.) in aqueous solution will be
The space occupied by b.c.c. arrangement is approximately
The source of nitrogen in Gabriel synthesis of amines is
The solution of nickel sulphate in which nickel rod is dipped is diluted to 10 times. The potential of nickel
The sharp melting point of crystalline solids is due to ________.
The shape of gaseous $SnCl_2$ is
The salt hydrolysis of the salt of strong acid and weak base is called
The role of calcination in metallurgical operation is
The relative abundance of two isotopes of atomic weight 85 and 87 is 75% and 25% respectively. The average atomic weight of element is