October 2018 1 12 Report

zaproponuj doświadczenie w ktorym odroznisz propanon od propanalu. w tym celu:

a) napisz jaka roznice we wlasciwosciach chemicznych tych zwiazkow wykorzystasz planujac eksperyment

b)uzupelnij schemat doswiadczenia wpisujac nazwe uzytego odczynnika wybranego z podanej nizej listy:

-chlorek zelaza(III)

-woda bromowa

-amoniakalny roztwor tlenku srebra(I)

c)napisz jakie obserwacje potwierdza obecnosc propanonu w probowce I i propanalu w probowce II


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Prosze o zrobienie chociaż części. Będę bardzo wdzięczna.Wybierz właściwą odpowiedź A, B, C lub D:1. Look! The dog......................... on your bed.A sleeps B sleep C is sleeping D sleeping2. Have you ever....................... to Paris?A go B been C went D be3. If the weather is good, I................ for a walk in the park.A went B go C will go D have gone4. This is the.............. film I have ever seen.A worse B most bad C badest D worst5. Tom works with you,...................... he?A doesn't B don't C is D does6. My mother needs.............. new coat. She plans to buy it soon.A some B the C a D an7. Is that...................... book over there?A you B yours C your D you're8. My train has probably left......................A yet B still C already D just9. I tried............ that blue jacket but it's too big for me.A on B in C at D with10. Can you give me....................... advice what I should do with my problem? A the B a C an D some11. The company...................... new houses in our area. They look very nice. A were building B has built C have built D will built12. I can't go shopping with you, I don't have................... money.A no B some C any D many13. The Mona Lisa......................................... by Leonardo da Vinci.A painted B be painted C were painted D was painted14. I usually.................. five books a year.A am reading B read C have read D reads15. The sign says no parking. You.................. park here.A must B mustn't C don't need to D needn't16. People say that my city is............................A beauty B beautifully C beautiful D more beautiful17. My best friend is coming to stay with me................... a month.A during B for C until D once18. When......................... enter this room?A did you B you C you did D are you19.......................... twenty tables in each room.A There is B There are C They are D It is20. I..................... my last holidays in Italy.A have spent B will spent C am spending D spent
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