ENTALPIE. COROZIUNE. PARTEA II

ENTALPIE. COROZIUNE. PARTEA II

9th Grade

24 Qs

quiz-placeholder

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ENTALPIE. COROZIUNE. PARTEA II

ENTALPIE. COROZIUNE. PARTEA II

Assessment

Quiz

Science

9th Grade

Medium

Created by

IRINA MARIN

Used 1+ times

FREE Resource

24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Se acoperă cu un strat protector foarte aderent de oxid, care îl protejează împotriva coroziunii

aluminiul;

cuprul

fierul

sodiul.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

H2O(l) → H2O(s) + Q

proces fizic endoterm

proces chimic exoterm

proces de oxido-reducere

proces fizic exoterm

proces reversibil

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CaCO3(s) + Q → CO2(g) + CaO(s)

proces fizic endoterm

proces chimic exoterm

proces chimic endoterm

proces fizic exoterm

proces reversibil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

H2O(l) + CO2(g) H2CO3(aq)

proces fizic endoterm

proces chimic exoterm

proces chimic endoterm

proces fizic exoterm

proces reversibil

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

NaOH(aq)+ HCl(aq)→ NaCl(aq) + H2O(l) + Q

proces fizic endoterm

proces chimic exoterm

proces chimic endoterm

proces fizic exoterm

proces reversibil

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

I2(s) + Q → I2(g)

proces fizic endoterm

proces chimic exoterm

proces chimic endoterm

proces fizic exoterm

proces reversibil

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

În condiții standard, pentru procesul Na(s) + H2O(l) → NaOH(aq) + 1/2H2(g), este adevărat că:

ΔfH0 Na>ΔfH0 H2

ΔfH0 H2O=ΔfH0 NaOH

ΔfH0 Na=ΔfH0 H2

ΔfH0 Na<ΔfH0 H2

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