- •Unit 6 analytical chemistry and its methods
- •I. Read and translate the international words
- •II. Read and translate Analytical Chemistry
- •Classical Methods
- •Qualitative analysis determines the presence or absence of a particular compound, but not the mass or concentration.
- •Chemical test is a qualitative or quantitative procedure designed to prove the existence of a chemical compound or chemical group with the aid of a specific reagent.
- •Instrumental Methods
- •IV. Decide which of the statements below are true or false according to the information in exercise III
- •V. Answer the questions
- •VI. Read and translate Spectrometer
- •VII. Read and translate the text into the English language using the diagrams of atomic force microscope
- •IX. Match the English word combinations in column a to their Russian equivalents in column b
IX. Match the English word combinations in column a to their Russian equivalents in column b
А
|
B a. анод b. электрическое напряжение с. электролитическая диссоциация d. растворенные ионы e. раствор f. кондуктометрия g. электросопротивление h. катод i. площадь поперечного сечения j. соль k. удельная проводимость l. слабый электролит m. основание n. электрический ток o. сильный электролит |
X. Match the English equivalents to the following phrases
определенная часть |
|
независимая переменная |
|
интенсивность светового излучения |
|
состояние поляризации |
|
длина волны |
|
прямо пропорционально энергии |
|
волновое число |
|
электрон-вольт |
|
широкий диапазон |
|
рентгеновский |
|
инфракрасный |
|
видимый спектр |
|
прибор |
|
XI. Match the Russian equivalents to the following phrases
AFM |
|
an instrument of high resolution |
|
operational principle |
|
to be based on |
|
interaction force between |
|
sample surface |
|
a probe |
|
nanosized sharp tip |
|
a deflection of the cantilever |
|
a force acting to the probe |
|
to cause bending of the cantilever |
|
roughness of the surface |
|
to lead to |
|
surface geometry |
|
scanning probe microscope |
|
study sample |
|