Cr

Cr

Cô giáo chỉ vào ký hiệu Cr trên bảng tuần hoàn.

Definition
  1. Symbol:
    • Chemical symbol for chromium: "Cr" is the standard chemical symbol for the element chromium, a hard, shiny, metallic element used in alloys and plating.
Usage Examples
  • Symbol:
    • Thép không gỉ thường chứa Cr niken. (Stainless steel often contains Cr and nickel.)
    • Cr nguyên tố thứ 24 trong bảng tuần hoàn. (Cr is the 24th element in the periodic table.)
Advanced Usage
  • In materials science and engineering, "Cr" is used in formulas and specifications to denote chromium content.
    • Hợp kim này thành phần 18% Cr. (This alloy has a composition of 18% Cr.)
Variants and Related Words
  • Crom (n): The Vietnamese word for the element chromium.
    • Lớp mạ crom bảo vệ chi tiết máy. (The chrome plating protects the machine part.)
Synonyms
  • Chromium: The full name of the element represented by the symbol "Cr".
Notes on Usage
  • "Cr" is always written with a capital 'C' and a lowercase 'r'. It is used primarily in scientific, technical, and industrial contexts. It is not used in everyday general conversation.