Carbon Dioxide

CO₂

IUPAC: Carbon dioxide

CAS: 124-38-9

Tổng quan

Carbon dioxide is a colorless gas vital to life on Earth. It is produced by combustion, respiration, and volcanic activity, and is used by plants in photosynthesis.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Carbon C 1 12,0110
Oxygen O 2 15,9990

Thành phần nguyên tố

C
Carbon ×1
27,3%
O
Oxygen ×2
72,7%

Công dụng

  • • Carbonated beverages
  • • Fire extinguishers
  • • Dry ice
  • • Photosynthesis

Sự thật thú vị

  • ✦ CO₂ makes up only 0.04% of Earth's atmosphere but is critical for the greenhouse effect
  • ✦ Solid CO₂ (dry ice) sublimates directly to gas

An toàn

  • ⚠ Asphyxiant at high concentrations

Structure

SMILES

C(=O)=O

Tính chất

Loại
oxide
Trạng thái
gas
Khối lượng mol
44,01 g/mol
Mật độ
0,0020 g/cm³
Điểm nóng chảy
-78,5 °C
Điểm sôi
-56,6 °C
Độ hòa tan
1.45 g/L at 25°C

Molecular Descriptors

Exact Mass
43,9898
XLogP
0,9
TPSA
34,1 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
3
Complexity
18,0

Hợp chất liên quan

Bismuth(III) Oxide

Bi₂O₃

Carbon Monoxide

CO

Chromium Trioxide

CrO₃

Cobalt(II) Oxide

CoO

Copper(I) Oxide

Cu₂O

Lithium Nickel Manganese Cobalt Oxide

LiNi₀.₃₃Mn₀.₃₃Co₀.₃₃O₂

Gallium(III) Oxide

Ga₂O₃

Aluminum Oxide

Al₂O₃

Antimony Trioxide

Sb₂O₃

Cadmium Oxide

CdO

Frequently Asked Questions

What is Carbon Dioxide?
Carbon Dioxide (CO₂) is a oxide compound with the IUPAC name Carbon dioxide.
What is the molecular weight of Carbon Dioxide?
Carbon Dioxide has a molar mass of 44.01 g/mol.
What state is Carbon Dioxide at room temperature?
Carbon Dioxide is a gas at room temperature.
Is Carbon Dioxide organic or inorganic?
Carbon Dioxide is classified as an inorganic compound.
What elements make up Carbon Dioxide?
Carbon Dioxide (CO₂) is composed of Carbon (C), Oxygen (O).