钙(3s²)

Ca

Ca + H₂

CaH₂

CaH₂ + 2H₂O

Ca(OH)₂ + 2H₂↑

CaH₂ + O₂(空气)

CaO + 2H₂O

Ca + X₂

CaX₂(X₂=F₂,Cl₂,Br₂)

2Ca + O₂

2CaO

Ca + S

CaS(与Se,Te有类似的反应）

3Ca + N₂

Ca₃N₂

Ca₃N₂ + 3H₂O

3CaO + 2NH₃↑

Ca₃N₂ + 6H₂O

3Ca(OH)₂ + 2NH₃↑

Ca + 2C

CaC₂

Ca + 2H₂O

Ca(OH)₂ + C₂H₂↑

Ca + 6NH₃(液态)

Ca(NH₃)₆

Ca + 2H₂O(冷,或热)

Ca(OH)₂ + H₂↑

Ca + 2NaOH(无水)

2Na + CaO + H₂O

Ca + 2HCl

CaCl₂ + H₂↑

Ca + H₂SO₄(稀)

CaSO₄ + H₂↑

Ca + 2H⁺

Ca²⁺ + H₂↑(非氧化性酸)

Ca + 10HNO₃(稀)

4Ca(NO₃)₂ + N₂O↑+ 5H₂O

Ca + 2KCl

CaCl₂ + 2K

CaO

CaO + 3C

CaC₂ + CO↑

CaC₂ + 2H₂O

Ca(OH)₂ + C₂H₂↑+ 31千卡

CaO + H₂O₂ + 7H₂O

CaO₂·8H₂O

CaO + H₂O

Ca(OH)₂ + 16千卡

CaO + CO₂

CaCO₃

CaO + CO₂

CaCO₃

CaO + SiO₂

CaSiO₃

CaO(固) + SO₃(气) + 2H₂O(液)

CaSO₄·2H₂O(固)

CaO + 2HCl

CaCl₂ + H₂O + 47千卡

CaO + H₂SO₄

CaSO₄ + H₂O

CaO + 2HNO₃

Ca(NO₃)₂ + H₂O

CaO + H₃PO₄

CaHPO₄ + H₂O

CaO + 2H₃PO₄

Ca(H₂PO₄)₂ + H₂O

CaO + 2H₃PO₄

Ca₃(PO₄)₂ + H₂O

CaO + H₂C₂O₄

CaC₂O₄ + H₂O

CaO + 2NH₄Cl

CaCl₂ + 2NH₃↑+ H₂O

CaO + (NH₄)₂SO₄

CaSO₄↓+ 2NH₃↑+ H₂O

CaO + MgSO₄

CaSO₄ + MgO

CaO + 2NH₄NO₃

Ca(NO₃)₂ + 2NH₃↑+ H₂O

CaO(固) + Na₂CO₃(固)

CaCO₃ + Na₂O

CaO(固) + MgCO₃(固)

CaCO₃ + MgO

3CaO + Al₂(SiO₃)₃

3CaSiO₃ + Al₂O₃

CaO₂

2CaO₂ + 2H₂SO₄

2CaSO₄ + O₂↑+ 2H₂O

Ca(OH)₂

Ca(OH)₂

CaO + H₂O

Ca(OH)₂ + O₂

CaO₂(OH)₂

CaO₂(OH)₂ + 2HCl

CaO₂Cl₂ + 2H₂O

Ca(OH)₂ + H₂O₂ + 6H₂O

CaO₂·8H₂O

Ca(OH)₂(稀) + H₂O₂

CaO₂ + 2H₂O

Ca(OH)₂ + SO₃

CaSO₄ + H₂O

Ca(OH)₂ + CO₂

CaCO₃↓ + H₂O + 17千卡

Ca(OH)₂ + CO₂(过量) + H₂O

Ca(HCO₃)₂(可溶)

Ca(OH)₂ + 2HCl

CaCl₂ + 2H₂O

Ca(OH)₂ + H₂S + H₂O

CaS·3H₂O↓(结晶)

Ca(OH)₂ + H₂SO₄

CaSO₄ + 2H₂O

Ca(OH)₂ + 2HNO₃

Ca(NO₃)₂ + 2H₂O

Ca(OH)₂ + 2H₃PO₄

Ca(H₂PO₄)₂ + 2H₂O

Ca(OH)₂ + 2H⁺

Ca²⁺ + 2H₂O

Ca(OH)₂ + 2H₄SiO₄

Ca(H₃SiO₄)₂ + 2H₂O

Ca(OH)₂ + H₄SiO₄

CaH₂SiO₄ + 2H₂O

3Ca(OH)₂ + 2H₄SiO₄

Ca₃(HSiO₄)₂ + 6H₂O

2Ca(OH)₂ + H₄SiO₄

Ca₂SiO₄ + 4H₂O

Ca(OH)₂ + 2NH₄Cl

CaCl₂ + 2NH₃↑+ H₂O

2Ca(OH)₂(过量) + MnCl₂

CaCl₂ + MnO·CaO + 2H₂O

Ca(OH)₂ + Hg₂Cl₂

Hg₂O + CaCl₂ + H₂O

Hg₂O

HgO + Hg↓

Ca(OH)₂ + (NH₄)₂SO₄

CaSO₄ + 2NH₃↑+ H₂O