碱土金屬類的意思、翻譯和例句

是什麼意思

「碱土金属类」是指周期表中第二主族的金属元素,包括锂、铍、镁、钙、锶、钡和镭。这些元素的共同特征是它们在化学反应中倾向于失去两个电子,从而形成带有+2电荷的阳离子。它们通常具有较低的密度,较低的熔点,并且在水中反应生成氢气和氢氧化物。碱土金属类元素在自然界中广泛存在,且在工业和生物中有重要用途。

依照不同程度的英文解釋

  1. A group of metals that are found in the second column of the periodic table.
  2. They are metals that react with water.
  3. They are metals that can lose two electrons.
  4. They are important for many chemical reactions.
  5. They include elements like calcium and magnesium.
  6. They are characterized by their reactivity and formation of alkaline solutions.
  7. They play significant roles in biological systems and industrial applications.
  8. They are metals that form basic oxides and hydroxides.
  9. They are a group of elements that exhibit similar physical and chemical properties.
  10. They are a category of metals known for their reactivity and occurrence in various compounds.

相關英文單字或片語的差別與用法

1:Alkaline Earth Metals

用法:

這是「碱土金属类」的正式名稱,通常用於化學和科學文獻中。這個名稱強調了這些金屬在水中形成鹼性溶液的特性。這些金屬在自然界中以化合物的形式存在,並且在工業上有多種應用,如製造合金和化學產品。

例句及翻譯:

例句 1:

碱土金属类包括钙和镁。

Alkaline earth metals include calcium and magnesium.

例句 2:

在化學實驗中,碱土金属类的反應性特別明顯。

The reactivity of alkaline earth metals is particularly evident in chemical experiments.

例句 3:

碱土金属类在生物體內也扮演著重要的角色。

Alkaline earth metals also play an important role in biological systems.

2:Group 2 Metals

用法:

這是指元素周期表中第二組的金屬,這個名稱在教育和學術界中使用較多。這些金屬的共同特徵是它們的化學性質和反應性相似。它們在工業中有廣泛的應用,例如在建築和製造業中。

例句及翻譯:

例句 1:

所有的Group 2 Metals在水中都會產生氫氣。

All Group 2 metals produce hydrogen gas when they react with water.

例句 2:

在化學課上,我們學習了Group 2 Metals的特性。

In chemistry class, we learned about the properties of Group 2 metals.

例句 3:

Group 2 Metals在農業中也有用途,例如作為肥料成分。

Group 2 metals also have applications in agriculture, such as being components of fertilizers.

3:Beryllium Group

用法:

這個名稱有時用來特指碱土金属类中的鈹,因為鈹的化學性質與其他成員略有不同。鈹在高科技應用中非常重要,例如在航空和電子設備中。

例句及翻譯:

例句 1:

Beryllium Group的元素在高科技材料中很常見。

Elements of the beryllium group are common in high-tech materials.

例句 2:

鈹的強度使它在航空工業中受到青睞。

The strength of beryllium makes it favored in the aerospace industry.

例句 3:

Beryllium Group的化合物在工業中也有重要用途。

Compounds of the beryllium group also have significant industrial applications.

4:Calcium Group

用法:

這個名稱有時用於特別指代包含鈣的碱土金属类,因為鈣在生物和工業中有許多重要的用途。鈣是生物體內的重要元素,對骨骼和牙齒的健康至關重要。

例句及翻譯:

例句 1:

Calcium Group的鈣是人體所需的重要礦物質。

Calcium from the calcium group is an essential mineral for the human body.

例句 2:

Calcium Group的化合物在建築材料中常見。

Compounds from the calcium group are commonly found in building materials.

例句 3:

Calcium Group的元素在食品工業中也有應用。

Elements from the calcium group also have applications in the food industry.