04tamjon65342 04tamjon65342

03-11-2021
Physics

contestada

Which metallloid has three valence electrons?
1. born
2. arsenic
3. silicon
4. lithium

Respuesta :

clouisenatasha clouisenatasha

04-11-2021

Boron Group
elements have three valence electrons and are fairly reactive. All of them are solids at room temperature. Boron is a very hard, black metalloid with a high melting point.

Answer Link

Otras preguntas

What is 68 divided by the square root of 4

What organs work with skin?

Wages. JoAnn works in the publicity office at the state university. She is paid $10 an hour for the first 35 hours she works each week and $15 an hour for every

The following statements about carbon dioxide are true EXCEPT a. It can be prepared by the action of acid on CaCO₃ b. It is used in fire extinguishers c. It d

What are some reasons why Immigrats people come to the U.S.?

What are some reasons why Immigrats people come to the U.S.?

Which substance will combine with oxygen gas to produce a greenhouse gas? a. Na b. S c. H₂ d. Ne e. C

Which of the following is equivalent to 3a + 4b – (–6a – 3b) ? A. 16ab B. –3a + b C. –3a + 7b D. 9a + b E. 9a + 7b

What challenges did the californios face?

Jonathan has been on a diet since January 2013. So far, he has been losing weight at a steady rate. Bases on monthly weigh-ins, his weight, w, can be modeled by