Sục khí etilen vào dung dịch kali pemanganat dư ở nhiệt độ thường. Chọn phát biểu sai.

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose one sentence that has the closest meaning to the root one:

  Lan suggested going out for dinner.
  
  

• Choose one sentence that has the closest meaning to the root one:

  "I’m sorry. I can’t help you," Peter said to me.
  
  

• Choose one sentence that has the closest meaning to the root one:

  "It is a surprising gift. Thank you very much, Mary." said Mr. Pike.
  
  

• Choose one sentence that has the closest meaning to the root one:

  Peter promised to pick Mary up at 10 o’clock.
  
  

• Choose one sentence that has the closest meaning to the root one:

  "If I were you, I would take a break," Tom said to Daisy.
  
  

• Choose a word that has different stress pattern:

  general              applicant                usually                October

• Choose a word that has different stress pattern:

  parallel                 dependent                educate                 primary

• Choose a word that has different stress pattern:

  physical               achievement                government                 national

• Choose a word that has different stress pattern:

  eleven               history             nursery                different

• Choose a word that has different stress pattern:

  consider             similar               actually             carefully