Increasing ionic strength would compress the electric double layer and increase the stability of the colloid.
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- Increasing ionic strength would compress the electric double layer and increase the stability of the colloid。 （ ）
- According to the DLVO theory, if electrolyte (coagulant) is dosed, concentration of ions having same charge with the counter-ions would _____; the electric double layer would be compressed; zeta potential _____; stability _____; thus, colloid coagulation would occur. A: decrease; decrease; decrease B: increase; decrease; decrease C: increase; decrease; increase D: increase; increase; increase
- The electric double layer of soil colloid includes potential-determining ion layer and ______ .
- Increasing the ionic strength of the solution will reduce the conditional potential of the Fe3+/Fe2+ couple.
- Ferric hydroxide forms a positively charged colloid. Which of the following ionic substances should be most effective in coagulating the colloid? ( ) A: NaCl B: CaCl2 C: Fe2(SO4)3 D: K3PO4