1. 碳
  2. 酸
  3. 氫
  4. 鈉

碳

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Meta:

  1. 碳 is the 2734th most frequent character.
  2. 碳 has 1 dictionary entry.
  3. 碳 appears as a character in 12 words.
  4. 碳 appears as a component in 0 characters.

Decomposition:

Once :
碳 => 石, 炭
Radical :
碳 => 石 (stone), 山 (mountain), 𠂇 (left hand), 火 (fire)
Graphical :
碳 => 一, 丿, 口, 丨, 凵, 𠂇, 丿, 丶, 冫

Pinyin & Meaning:

  1. tan4 - carbon (chemistry)

Pronunciation Clues:

  1. Pronunciation clue for 碳 (tan4): The component 炭 is pronounced as 'tan4'. It has the exact same pronunciation as the character.
  2. Pronunciation clue for 碳 (tan4): The component 石 is pronounced as 'dan4'. It has the same pinyin final.
  3. Pronunciation clue for 碳 (tan4): The component 山 is pronounced as 'shan1'. It has the same pinyin final.

Example Words:

High Frequency

碳 
碳酸 

Medium Frequency

一氧化碳 
二氧化碳 
碳酸钠 (碳酸鈉)

酸

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Meta:

  1. 酸 is the 1454th most frequent character.
  2. 酸 has 1 dictionary entry.
  3. 酸 appears as a character in 89 words.
  4. 酸 appears as a component in 0 characters.

Decomposition:

Once :
酸 => 酉, 夋
Radical :
酸 => 酉 (wine/alcohol), 厶 (private), 八 (eight/divide), 夂 (go)
Graphical :
酸 => 一, 丿, 乚, 口, 一, ㇛, 丶, 八, ㇇, ㇏, ㇒

Pinyin & Meaning:

  1. suan1 - sour/sore/ache/acid

Pronunciation Clues:

  1. Pronunciation clue for 酸 (suan1): The component 厶 is pronounced as 'si1'. It has the same pinyin initial.

Example Words:

High Frequency

心酸 
酸 
酸奶 
酸痛 

Medium Frequency

乳酸 
乳酸菌 
亚硝酸盐 (亞硝酸鹽)
寒酸 
柠檬酸 (檸檬酸)
氨基酸 
泛酸 
玻尿酸 
甜酸 
硫酸 
碳酸 
胃酸 
脂肪酸 
草酸 
叶酸 (葉酸)
辛酸 
酸乳 
酸性 
酸梅 
酸涩 (酸澀)
酸甜苦辣 
酸菜 

氫

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Meta:

  1. 氫 is the 2631st most frequent character.
  2. 氫 has 1 dictionary entry.
  3. 氫 appears as a character in 12 words.
  4. 氫 appears as a component in 0 characters.

Decomposition:

Once :
氫 => 气, 巠
Radical :
氫 => 气 (steam/breath), 一 (one), 巛 (river), 工 (work)
Graphical :
氫 => 丿, 一, 一, ㇠, 一, 巛, 一, 丨, 一

Pinyin & Meaning:

  1. qing1 - hydrogen (chemistry)

Pronunciation Clues:

  1. Pronunciation clue for 氫 (qing1): The component 巠 is pronounced as 'jing1'. It has the same pinyin final.
  2. Pronunciation clue for 氫 (qing1): The component 气 is pronounced as 'qi4'. It has the same pinyin initial.

Example Words:

High Frequency

氢化 (氫化)
氢弹 (氫彈)
氢气 (氫氣)
硫化氢 (硫化氫)

Medium Frequency

氢 (氫)
氢原子 (氫原子)
氢氧化钠 (氫氧化鈉)
氢氧化钙 (氫氧化鈣)
氢氧化铝 (氫氧化鋁)
碳酸氢钠 (碳酸氫鈉)
脱氢 (脫氫)
过氧化氢 (過氧化氫)

鈉

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Meta:

  1. 鈉 is the 3473rd most frequent character.
  2. 鈉 has 1 dictionary entry.
  3. 鈉 appears as a character in 8 words.
  4. 鈉 appears as a component in 0 characters.

Decomposition:

Once :
鈉 => 金, 内
Radical :
鈉 => 金 (metal/gold), 人 (human), 冂 (upside down box)
Graphical :
鈉 => 人, 一, 一, 丨, 一, 丷, 人, 冂

Pinyin & Meaning:

  1. na4 - sodium (chemistry)

Pronunciation Clues:

  1. Pronunciation clue for 鈉 (na4): The component 内 is pronounced as 'nei4'. It has the same pinyin initial.

Example Words:

High Frequency

钠 (鈉)

Medium Frequency

亚硝酸钠 (亞硝酸鈉)
氯化钠 (氯化鈉)
硝酸钠 (硝酸鈉)
硫酸钠 (硫酸鈉)
碳酸氢钠 (碳酸氫鈉)
碳酸钠 (碳酸鈉)
Decomposition Levels:
Level 1: Only divided once. So only two components.
Level 2: Radical Decomposition. The character gets decomposed into its lowest radical components. For the complete list visit the Radical wikipedia page.
Level 3: Graphical Decomposition. Shows all the strokes & lowest level of components that make up the character.
If you see questions marks or too many "block" characters, especially when it comes to level 3 decomposition you might need the correct font.