Cho các phân tử sau : C₂H₂ (1) ; BF₃ (2) ; BeCl₂ (3) ; C₂H₄ (4) ; CH₄ (5) ; Cl₂ (6) ; H₂ (7) ; H₂O (8) ; NH₃ (9) ; HCl (10). Trong các phân tử trên, sự hình thành liên kết trong các phân tử nhờ. Sự lai hoá sp các AO hoá trị là :

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Find a mistake in the four underlined parts of the sentence and correct it:

  The members of the personnel committee has decided to revise the employee handbook.

• Choose the word that has the underlined part pronounced differently from the rest:

  missed                      achieved                     researched                      helped

• Find a mistake in the four underlined parts of the sentence and correct it:

  Although his early lead, Hudson lost the race.

• Find a mistake in the four underlined parts of the sentence and correct it:

  Although they been advertised the position for six months, none of the people who have applied for the job is qualified.

• Choose the word that has the underlined part pronounced differently from the rest:

  assignments                        suggestions                       economics                      groups

• Choose a word that has different stress pattern:

  comfortable                      community                     agriculture                     socialize

• Find a mistake in the four underlined parts of the sentence and correct it:

  Unless clients have trouble using software, they can call our computer helpline.

• Choose a word that has different stress pattern:

  highlands                     product                  culture                   exist

• Choose a word that has different stress pattern:

  supermarket                        necessity                      development                         traditional

• Find a mistake in the four underlined parts of the sentence and correct it:

  We are happy knowing that you have won a scholarship to study abroad.