amanikanso amanikanso

26-10-2016
Chemistry

contestada

why is there a dip in ionization energies between the elements Be and B, between Mg and Al, and between Ca and Ga?

Respuesta :

precalculus precalculus

27-10-2016

Be and B: Be is 1s2 2s2 and B is 1s2 2s2 2p1
Be has full 2 orbitals and so does B but B only has 1 electron in p so it is really unstable and easy to react. So there is a dip in ionization energies. The other questions are similar to this so if you need, feel free to ask me

Answer Link

Otras preguntas

NEW HEIGHT OF MT EVEREST

Dialogue of advanatges and disadvantages of online payment

We can hear sounds through our ears only by the air true or false

Given that f ( x ) = 3 x − 2 and g ( x ) = 2 x , evaluate f ( g ( − 1 ) )

The next two questions refer to the video of Debbie from Israel. 1. What two choices do the Jewish people have to terrorist attacks? (Choose all that apply.) O

If you were a member of the Untouchables or the Shudras caste, how would you react to Buddhism? Why?

Identify which of Erikson’s eight stagesbest matches the below example. Sarah's children are all in high school and college. Sarah works as an assistant manager

A 500 W hair dyer is used to dry hair for 6 minutes a day for 3 days. How much energy is used? A laptop uses 75 W. The cot of electricity is 5.6 cents per kWh

Select the correct answer from each drop-down menu. Which action should Angela take before starting her business? Angela plans to start a small business. She

Alexander is a stockbroker. He earns 13% commission each week. Last week, he sold $7,000 worth of stocks. How much did he make last week in commission? If h

ACCESS MORE EDU ACCESS