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

A hyperbola centered at the origin has verticies at (add or subtract square root of 61,0 and foci at (add or subtract square root of 98,0

Putting this question up again because I didn't get the answers

Evaluate 2w2+8, when w=−4. HELP ASAP

Of the 50 plays attributed to a playwright, 18 are comedies, 13 are tragedies, and 19 are histories. If one play is selected at random, find the odds agains

Which type of wave would have the directions of motion shown below? Direction of Particle Vibration motion Direction of Wave O A. Transverse O B. Rarefaction O

Rewrite each relation in the form y = a(x-h)2 + k by completing the square, then state the vertex. y = -2x^2 – 12x - 7

There are 396 students who are enrolled in an introductory biology course. If there are five boys to every four girls, how many boys are in the course?

PLZZZ HELP ME ASAP!! GIVE BRAINLIEST AND 50 POINTS IF CORRECT.

What is the necessary conditions for the production of sound?

There are 396 students who are enrolled in an introductory biology course. If there are five boys to every four girls, how many boys are in the course?