Gold numbers of protective colloids A,B, C and D are 0.50, 0.01, 0.10, and 0.005 respectively. The correct order of their protective power is
Gold numbers of protective colloids A,B, C and D are 0.50, 0.01, 0.10, and 0.005 respectively. The correct order of their protective power is
Identify the correct statement from the foolowing. (i) In the oxidation of oxalic acid with KMnO_(4) in acid medium, Mn^(2+) acts as auto catalyst. (ii) CdS colloidal solution can be precipited by the addition of C1^(-) ions. (iii) The gold number of three protective colloids (A, B, C) is 0.03,25 and 0.25 respectively. Their protective power follows the order A gt C gt B. (iv) Physisorption is an irreversible process.
Gold numbers of four protective colloids A, B, C and D are 0.5 , 0.01, 0.1 and 0.005 respectively. Arrange them in the correct order of their protective power.
Gold numbers of four protective colloids A, B, C and Dare 0.5, 0.01,0.1 and 0.005 respectively. Arrange them in the correct order of their protective power.
Among the elements A,B,C and D having atomic numbers 9,10,11 and 12 respectively the correct order of ionisation energies is
If the position vectors of A, B, C, D are a, b, 2a + 3b, a - 2b respectively, then vec(A)C, vec(D)B, vec(B)A, vec(D)A are
NARENDRA AWASTHI-SURFACE CHEMISTRY-Level 3 - Assertion - Reason Type Questions
