Plasty

Plasty

1st Grade

18 Qs

quiz-placeholder

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Plasty

Plasty

Assessment

Quiz

Science

1st Grade

Practice Problem

Medium

Created by

Martina Lubojacká

Used 9+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Plexisklo je:

polyakrylonitril

polymethylmetakrylát

poplytetrafluorethylen

polystyren

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Bakelit vzniká:

polymerací

polyadicí

polykondenzací

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Mezi polyuretany se řadí:

umakart

molitan

silikon

tesil

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Polykonzenzací dikarboxylových kyselin a diaminů vznikají:

PES

PAD

fenoplasty

aminoplasty

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kopolymerací vzniká:

BUNA

BUNA-S

neopren

isopren

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Která skupina plastů po zahřátí nevratně tuhnou tzv. vytvrzováním:

elastomery

termoplasty

termosety

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jak se nazývá polyreakce 2 monomerů, z nichž každý musí mít 2 různé reaktivní funkční skupiny a dochá zí k odštěpení molekuly H2O nebo NH3 atd.

polymerace

polyadice

polykondenzace

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