
термохимиялық теңдеулер
Authored by Abukhanova Ainash
Chemistry
8th Grade
Used 20+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Химиялық реакцияның жылу эффектісі-
химиялық реакция кезінде бөлінетін немесе сіңірілетін жылу мөлшері.
тек қана бөлінетін жылу мөлшері .
тек қана сіңірілетін жылу мөлшері .
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Жылу эффектісінің белгіленуі
W
P
Q
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Экзотермиялық реакция
H2O = 2H2 + O2 - Q
NaOH + HCl = NaCl + H2O + Q
N2 + O2 = 2NO - Q
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Эндотермиялық реакция
2C2H2 + 5O2 = 4CO2 + 2H2O + Q
H2O = 2H2 + O2 - Q
H2 + Cl2 = 2HCl + Q
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Термохимиялық теңдеу
4P + 5O2 = 2P2O5 + 3010 кДж
2СО + О2 →2СО2↑
Zn + 2HCl → ZnCl2 + H2↑
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