Međudjelovanje čestica i svojstva tvari

Međudjelovanje čestica i svojstva tvari

9th Grade

15 Qs

quiz-placeholder

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Međudjelovanje čestica i svojstva tvari

Međudjelovanje čestica i svojstva tvari

Assessment

Quiz

Chemistry

9th Grade

Medium

Created by

Irena Kolar Horvat

Used 14+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Koje se dominantne međumolekulske sile moraju svladati tijekom promjene  S8(s)  S8(g)S_8\left(s\right)\ \rightarrow\ S_8\left(g\right)  

interakcije ion-ion

interakcije dipol-dipol

vodikove veze

Londonove sile

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

U kojem su nizu pravilno označena agregacijska stanja svih tvari pri tlaku 101 kPa i temperaturi 25 C?

O2(g), H2O(g), Cl2(g)O_2\left(g\right),\ H_2O\left(g\right),\ Cl_2\left(g\right)

O2(g), H2O(l), Cl2(g)O_2\left(g\right),\ H_2O\left(l\right),\ Cl_2\left(g\right)

O2(g), H2O(aq), Cl2(l)O_2\left(g\right),\ H_2O\left(aq\right),\ Cl_2\left(l\right)

O2(l), H2O(aq), Cl2(g)O_2\left(l\right),\ H_2O\left(aq\right),\ Cl_2\left(g\right)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pri kojoj je temperaturi gustoća vode najveća?

0°C0\degree C

4°C4\degree C

100°C100\degree C

4°C-4\degree C

4.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Kako se naziva navedena promjena:  X(l)  X(g)X\left(l\right)\ \rightarrow\ X\left(g\right)  

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Fazni dijagram neke tvari prikazuje ovisnost određenih agregacijskih stanja o

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Koja je od navedenih tvrdnji karakteristična za molekulske kristale?

imaju veliku tvrdoću

imaju visoko vrelište

imaju nisko talište

7.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Kako nazivamo različite kristalne oblike tvari s jednakim kemijskim sastavom?

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