? asked in 科學及數學化學 · 1 decade ago

關於F.1chem 的問題.....

Put a piece of wood horizontally in the Bunsen flame, the middle of the wood is now burnt

Which of the following statement about the above experiment is reasonable?

A. Striking back occurs.

B The temperature of the Bunsen flame is not very high.

C. The inner cone of the Bunsen flame is not very hot

D. The inner cone of the Bunsen flame contains unburnt town gas.

2 Answers

Rating
  • 1 decade ago
    Favorite Answer

    definitely not A and B. C and D are both true. Becasuse the inner cone of the Bunsen flame contains unburnt gas, therefore, it won't be as hot as the other part of the Bunsen flame. I will choose D if I have to choose one.

    Source(s): myself
  • ?
    Lv 7
    1 decade ago

    D. the inner cone of bunsen flame contains unburnt town gas.

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