Ch. 34 化學反應中的能量變化 MC 1

Ch. 34 化學反應中的能量變化 MC 1

10th Grade

5 Qs

quiz-placeholder

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Ch. 34 化學反應中的能量變化 MC 1

Ch. 34 化學反應中的能量變化 MC 1

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

Luk Chan

Used 1+ times

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 ΔH \Delta H\ 代表甚麼?  

A.   標準條件

B.  温度變化

C.  焓變

D. 放熱反應

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪個不是標準條件?

A. 壓強為1個大氣壓強

B. 温度為25°C

C. 温度為273K

D. 1mol dm3溶液的濃度均為1mol\ dm^{–3}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Hf ∆H_f\   

A.  標準生成焓變

B.  標準燃燒焓變

C.  標準中和焓變

D.  標準反應焓變

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪條是水的標準生成焓變的熱化學方程式?

A. H2(g)+12O2(g) H2O(l)H_2(g)+\frac{1}{2}O_2(g)\ \rightarrow\ H_2O(l)

B. 2H2(g)+O2(g) 2H2O(l)2H_2(g)+O_2(g)\ \rightarrow\ 2H_2O(l)

C. H2O(l) H2(g)+12O2(g) \ H_2O(l)\ \rightarrow\ H_2(g)+\frac{1}{2}O_2(g)\

D. 2H2O(l) 2H2(g)+O2(g) 2H_2O(l)\ \rightarrow\ 2H_2(g)+O_2(g)\

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

物質的標準生成焓變有機會等於標準燃燒焓變嗎?

沒有