Hydrochloric Acid and Calcium Hydroxide

2HCl + Ca(OH)2 → CaCl2 + 2H2O

ภาพรวม

Hydrochloric acid reacts with calcium hydroxide (slaked lime) to form calcium chloride and water. Calcium hydroxide is a dibasic compound that requires two equivalents of HCl. This neutralization is widely used in water treatment and industrial acid waste handling.

ผู้เข้าร่วม

บทบาท สาร สัมประสิทธิ์ สถานะ
สารตั้งต้น Calcium Hydroxide Ca(OH)₂ 1 (s)
สารตั้งต้น Hydrochloric Acid HCl 2 (aq)
ผลิตภัณฑ์ Water H₂O 2 (l)

ตัวอย่างในชีวิตประจำวัน

Road salt (calcium chloride) used for de-icing in winter can be produced by this neutralization reaction.

ความสำคัญทางอุตสาหกรรม

Calcium chloride is used for de-icing, dust control on unpaved roads, concrete acceleration, and as a desiccant. The lime-HCl neutralization is used in acid waste treatment.

คุณสมบัติ

ประเภท
Acid-Base
ย้อนกลับได้
ไม่
พลังงาน
คายความร้อน
ΔH
-118.0 kJ/mol

ปฏิกิริยาที่เกี่ยวข้อง

Hydrochloric Acid and Barium Hydroxide Acetic Acid and Sodium Acetate Buffer System Acetic Acid Dissociation in Water Ammonia and Hydrochloric Acid Ascorbic Acid and Sodium Hydroxide Barium Hydroxide and Ammonium Thiocyanate (Endothermic) Carbonic Acid and Sodium Hydroxide Aluminum Hydroxide as Amphoteric Acid with NaOH Aluminum Chloride and Chloride Ion (Lewis Acid-Base) Formic Acid and Sodium Hydroxide

Frequently Asked Questions

What is the equation for Hydrochloric Acid and Calcium Hydroxide?
The balanced equation is: 2HCl + Ca(OH)₂ → CaCl₂ + 2H₂O.
What type of reaction is Hydrochloric Acid and Calcium Hydroxide?
Hydrochloric Acid and Calcium Hydroxide is a acid-base reaction.
Is Hydrochloric Acid and Calcium Hydroxide exothermic or endothermic?
Hydrochloric Acid and Calcium Hydroxide is exothermic (releases energy). The enthalpy change (ΔH) is -118.0 kJ/mol.