sunnynnus sunnynnus
  • 05-01-2016
  • Chemistry
contestada

what element s a halgen gas with a mass les than 19

Respuesta :

JJMunro JJMunro
  • 05-01-2016
The halogens are Group 7. Group 7 consists of Flourine, Chlorine, Bromine, Iodine and Astatine.

Element Mass

Flourine 18.99
Chlorine. 35.5
Bromine. 79.9
Iodine. 126.9
Astatine 210

The answer is Flourine because it has a mass of less than 19 :) Hope this helps.
Answer Link

Otras preguntas

During the time of the French and Indian War, there was an attempt to unite the colonies. What was it called?
Juan rides his bike with a constant speed of 20 km/h. How long will he take to travel a distance of 30 kilometers?
what is mamaji talent
A square measures 8 inches on each side. What is its area rounded off to the nearest square centimeter? (
_________ is an agent that kills bacteria. germicide antiseptic bactericidal antiviral
Choreography is the art of making dances and the name given to predetermined sequences of dance movements. a. true b. false
Nicotine is an extremely addictive substance. TRUE or FALSE.
How much of Earth's freshwater is found underground? 3% 70% 97% 30%
What is internal financing?
When Robert knows he’s about to die, he a. says he welcomes death. c. asks for a priest. b. says he’s terrified of dying. d. curses Ruth.