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písemka "naruby" KvaB

Authored by Petr Flosman

Chemistry

9th Grade

Used 1+ times

písemka "naruby" KvaB
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Inertní ochranný plyn v železářském průmyslu je?

C

Mg

N

O

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Co je hroznový cukr?

Glukóza

fruktóza

galaktóza

sacharóza

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Co je z prasátka?

olivový olej

lůj

sádlo

vorvaňovina

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jaký prvek není nekov

C

Mg

N

O

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jaká kyselina je v octu?

kys. olejová

kys. octová

kys. palmitová

kys. stearová

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

?

PVC

teflon

polyethylen (PE)

polypropylen (PP)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(C₈H₈)ₙ ?

PET

teflon

polystyren

silikony

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