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III . Language.

Exercise 5 . Match the words in column A with their equivalents in column B .

  1. outstanding a. визнання

  2. familiar b. видатний

  3. fame c. помилятися в

  4. recognition d. відомий

  5. discovery e. знайомий

  6. accidental f. відкриття

  7. severe g. атомна кількість

  8. to be mistaken h. випадковий

  9. dangerous i. можливість

  10. will j. слава

  11. opportunity k. визнавати

  12. best known l. небезпечний

  13. to suspect m. заповіт

  14. to recognize n. підозрювати

  15. atomic number o. жорсткий

Exercise 7. Insert in the sentences the suitable words and word-combinations given below :

1. Mendeleyev suspected … between elements for a long time .

2. … of the chemical elements are periodic functions of their atomic number .

3. The periodic table is an … of the chemical elements ordered by atomic number in groups and periods .

4. Mendeleyev was an excellent teacher and his lectures were extremely … .

5. Each of his works reflected … and common sense .

( shrewdness , popular , properties , arrangement , connections )

IV. Comprehension.

Exercise 8. Say whether it is true or false.

Use the phrases of agreement: certainly, it is really so, you are right, I agree with you.

The phrases of disagreement : No , it is not so . I am afraid you are wrong. I can`t agree with you. On the contrary .

  1. The name of outstanding Russian chemist Dmitry Mendeleyev is familiar to everyone.

  2. To Mendeleyev life meant the opportunity to learn and study.

  3. Mendeleyev is known for his discovery of Radium .

  4. The Periodic Table is a table of numbers .

  5. Mendeleyev made a revolution in chemistry.

  6. Mendeleyev was only a brilliant scientist .

  7. Mendeleyev wrote more than 600 works in different areas of knowledge for the sake of his nation.

  8. Mendeleyev died with a pen in his hand .

Exercise 9 . Answer the following questions.

  1. What is Mendeleyev?

  2. When did Mendeleyev gain fame and recognition?

  3. What did life mean to Mendeleyev?

  4. What is Mendeleyev well-known for?

  5. What is the Periodic Law?

  6. Did Mendeleyev make a revolution in chemistry?

  7. What was one of Mendeleyev’s major goals?

  8. How many works did Mendeleyev write?

  9. When did he die?