201621;Iron was removed from the clay using oxalic and hydrochloric, and the effects of the procedure on clay structure have been investigated. The results indicate that the optimum
synthesized Nigerian clay minerals are eco-friendly and good heterogeneous catalysts/adsorbents for removal of industrial pollutants and the production of fine chemicals. Okoye and Obi
using bentonite clay that iron has more removal percentage than the zinc. Key Words: Heavy metals, Wastewater, Polluted water, Bentonite clay, water treatment 1. INTRODUCTION
20201015;Bentonite is a natural clay which mainly consists of Al 2 O 3, SiO 2, MgO, CaO, K 2 O, and Fe 2 O 3 (Wan Ngah et al. 2011).It is a three-layer type crystalline clay mineral in
202539;The present research aims to synthesize and investigate the effect of different oxides (Bi2O3, In2O3, Nb2O5, Ta2O5) and binary metal oxides (i.e. Bi2O3/In2O3 and
11;In the present work, Kachchh bentonite clay is treated with H 2 SO 4 followed by calcination with an objective to improve the structural properties (surface area and pore
2017115;In a recent work, a new type of titanium pillared clay (Ti-PILC) impregnated with potassium iodine (KI) was synthesized to remove elemental mercury (Hg 0) [132]. Compared
The effects of structural iron on clay properties was reviewed by Stucki [1988] and Stucki and Lear [1989]. Since that work was published, little new has come to light regarding the overall
215;The intercalation of hydroxyl aluminum, iron, titanium, chromium and zirconium cations, also known as basal plane spacing (001) or pillaring step may expand the clay layer,
The effects of structural iron on clay properties was reviewed by Stucki [1988] and Stucki and Lear [1989]. Since that work was published, little new has come to light regarding the overall
2012101;Iron oxides are usually eliminated from clay minerals by reducing Fe 3 + to Fe 2 + by sodium dithionite (Na 2 S 2 O 4) (Bertolino et al., 2010, Drits and Manceau, 2000, Kunze,
Abstract— Activated bentonite was characterized and used as an adsorbent for the removal of Fe ions from acid mine drainage (AMD) sourced from a gold mine site. Adsorption experiments
81;Removal of objective pollutants from wastewater by clay is a simple and cost-effective method [21]. Bentonite, as an abundance and cheap clay, has shown a great
215;The intercalation of hydroxyl aluminum, iron, titanium, chromium and zirconium cations, also known as basal plane spacing (001) or pillaring step may expand the clay layer,
202041;Natural clay minerals, such as smectites, kaolinite, goethite, bentonite, sepiolite and attapulgite, are considered to be more ecofriendly and cost-effective than traditional
2017115;In a recent work, a new type of titanium pillared clay (Ti-PILC) impregnated with potassium iodine (KI) was synthesized to remove elemental mercury (Hg 0) [132]. Compared
20201015;Bentonite is a natural clay which mainly consists of Al 2 O 3, SiO 2, MgO, CaO, K 2 O, and Fe 2 O 3 (Wan Ngah et al. 2011).It is a three-layer type crystalline clay mineral in
Bentonite clay also promotes good digestion even though it forces the waste out. This is because Bentonite clay has microorganisms and certain enzymes that help the digestive system regain
610;After that, the washed bentonite sample was dried in an oven for 24 h at 105 °C. The sample was then minced with a hand crusher and made ready for use. The raw bentonite
20241015;Modified bentonite can improve the efficiency of DMDS degradation, leading to quicker and more complete removal of this compound from contaminated
using bentonite clay that iron has more removal percentage than the zinc. Key Words: Heavy metals, Wastewater, Polluted water, Bentonite clay, water treatment 1. INTRODUCTION
202041;Natural clay minerals, such as smectites, kaolinite, goethite, bentonite, sepiolite and attapulgite, are considered to be more ecofriendly and cost-effective than traditional
121;Clay catalyst and modified pillared clay could be used as heavy metal removal from wastewater by photo Fenton oxidation and adsorption process (Ramirez et al., 2010)
synthesized Nigerian clay minerals are eco-friendly and good heterogeneous catalysts/adsorbents for removal of industrial pollutants and the production of fine chemicals. Okoye and Obi
To study the effect of three variables i.e. clay concentration, pH variation and optimum contact time. Results indicated that the adsorption of heavy metals using bentonite clay that iron has