下列分子中的中心原子杂化轨道的类型相同的是_刷题宝

题干

下列分子中的中心原子杂化轨道的类型相同的是（）

A：CO₂与H₂O

B：BeCl₂与BF₃

C：CH₄与NH₃

D：C₂H₂与C₂H₄

上一题下一题 0.0难度选择题更新时间:2016-01-07 04:27:29

答案(点此获取答案解析）

C

同类题1

海水中蕴藏着丰富的资源。海水综合利用的示意图如下。

下列说法正确的是（）

同类题2

Naim	Naim, from Turkey(土耳其), is a great Olympic weightlifting hero. He was the first weightlifter to win a gold medal in three Olympic Games. In 1996, when he won his third gold medal, he lifted a total of 335 kilograms and set a world record.

Patty

Patty is the world's top aerobatic(特技) flyer in the USA. She entered her first flying competition in 1984. She became the first woman to win the title of US National Aerobatic Champion in 1991. And she did the same again in 1992 and 1993.

Ahmed

Ahmed is an Egypt's champion. He is one of the best tennis players in the world today. In 1992 he entered the world rankings(排名). Four years later, he became an international sports superstar. Millions of people were amazed by his speed and skill.

Lai-Shan

Lai-Shan, Hong Kong's greatest sports hero, started windsurfing at the age of 15. She competed in the Olympics in Barcelona in 1992, but came in eleventh place. When she competed a second time in the Olympics, in 1996, she won a gold medal.

同类题3

冬季滑雪成为吉林省旅游的品牌项目．请写出滑雪时涉及到的两个力学知识

同类题4

y = \log_{a} (x^{2} - 5 x - 6)

，（0＜a＜1）的单调递减区间是____

同类题5

—_______ do you go to school?

—By school bus.

小学学科试题库

初中学科试题库

高中学科试题库