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واژگان برای IELTS Academic (نمره 5) - شیمی

در اینجا، شما برخی از کلمات انگلیسی مربوط به شیمی را یاد خواهید گرفت که برای آزمون آکادمیک پایه آیلتس ضروری هستند.

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آزمون

شروع یادگیری
Vocabulary for IELTS Academic (Band 5)
atom
atom
[اسم]

the smallest unit of a chemical element that retains the properties of that element

اتم, کوچک‌ترین واحد یک عنصر شیمیایی

اتم, کوچک‌ترین واحد یک عنصر شیمیایی

Ex: Each carbon atom has six protons in its nucleus. 
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molecule
molecule
[اسم]

the smallest unit of a substance that can exist independently while retaining its chemical properties

مولکول, ریزترین واحد یک ماده

مولکول, ریزترین واحد یک ماده

Ex: Each molecule in the sample was analyzed separately. 
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element
element
[اسم]

a substance that is composed of only one type of atom, typically characterized by specific physical and chemical properties

عنصر

عنصر

Ex: Gold is a chemical element with the symbol Au. 
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ion
ion
[اسم]

a particle with a net electric charge due to loss or gain of one or more electrons

یون

یون

Ex: The battery generates power by moving ions between its electrodes. 
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reaction
reaction
[اسم]

(chemistry) a process in which several chemicals combine and form different substances

واکنش

واکنش

Ex: Heat can speed up some chemical reactions. 
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mixture
mixture
[اسم]

(chemistry) a combination of two or more substances without forming a chemical bond or any chemical reaction

مخلوط

مخلوط

Ex: Salt water is a mixture of salt and water. 
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acid
acid
[اسم]

a water-soluble chemical substance that contains Hydrogen and has a sour taste or corrosive feature with a PH less than 7

اسید

اسید

Ex: Lemon juice contains citric acid, which gives it a sour taste. 
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base
base
[اسم]

(chemistry) a substance that can accept protons, donate electrons, or release hydroxide ions in aqueous solution

باز

باز

Ex: Sodium hydroxide is a strong base used in soap-making. 
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gas
gas
[اسم]

the state of a substance that is neither solid nor liquid

(حالت) گاز

(حالت) گاز

Ex: Water vapor is water in the form of a gas. 
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liquid
liquid
[اسم]

a substance that flows freely and has a fixed volume but no fixed shape

مایع, مادهٔ مایع

مایع, مادهٔ مایع

Ex: A clear liquid leaked from the damaged container. 
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solid
solid
[اسم]

a substance that is firm and has a certain shape, not like gas or liquid

(حالت) جامد

(حالت) جامد

Ex: Ice changes from a solid to a liquid when it melts. 
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to transition

to cause something to change or move from one state, condition, system, or position to another

منتقل کردن, تغییر دادن

منتقل کردن, تغییر دادن

Ex: Emma helped transition the department to the new system. 
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pH
pH
[اسم]

a numerical measure of how acidic or basic a solution is, based on hydrogen-ion activity

پی‌اچ, شاخص اسیدیته و بازی

پی‌اچ, شاخص اسیدیته و بازی

Ex: Most plants grow best when the soil pH stays within a suitable range. 
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