Қайсысы алмасу реакциясына жатады?

Химиялық реакция типтері

Quiz
•
Chemistry
•
10th Grade
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A) 2H₂ + O₂ → 2H₂O
B) H₂SO₄ + BaCl₂ → BaSO₄↓ + 2HCl
C) 2KClO₃ → 2KCl + 3O₂↑
D) C + O₂ → CO₂
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қай химиялық реакция тотығу-тотықсыздану реакциясына мысал бола алады?
A) HCl + NaOH → NaCl + H₂O
B) Cu + 2AgNO₃ → Cu(NO₃)₂ + 2Ag
C) CaCO₃ → CaO + CO₂
D) BaCl₂ + Na₂SO₄ → BaSO₄↓ + 2NaCl
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Тотығу-тотықсыздану реакциясы емес реакцияны көрсетіңіз:
A) 2H₂ + O₂ → 2H₂O
B) Zn + H₂SO₄ → ZnSO₄ + H₂
C) NaOH + HCl → NaCl + H₂O
D) 2Fe + 3Cl₂ → 2FeCl₃
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қайсысы қосылу реакциясына жатады?
A) 2Na + 2H₂O → 2NaOH + H₂↑
B) N₂ + 3H₂ → 2NH₃
C) 2KClO₃ → 2KCl + 3O₂↑
D) HCl + NaOH → NaCl + H₂O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Экзотермиялық реакцияны анықтаңыз:
A) H₂ + O₂ → 2H₂O + Q
B) CaCO₃ + Q → CaO + CO₂
C) N₂ + 3H₂ → 2NH₃ - Q
D) NH₄Cl + H₂O → NH₄⁺ + Cl⁻ - Q
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Эндотермиялық реакция кезінде энтальпияның өзгерісі
A) ΔH > 0
B) ΔH < 0
C) ΔH = 0
D) ΔH = -1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Катализатор дегеніміз не?
A) Реакцияның жылдамдығын арттыратын зат
B) Реакция өнімдерін түзетін зат
C) Реакцияға қатысатын зат
D) Реакцияға әсер етпейтін зат
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