Darrin59 Darrin59

02-06-2015
Chemistry

contestada

Which element, represented by X, reacts with fluorine to produce the compound XF2?
(1) aluminum (3) magnesium
(2) argon (4) sodium

Respuesta :

lulu1991 lulu1991

25-06-2015

The answer is (3) magnesium. Aluminum usually has valence of +3 and Sodium usually has valence of +1. Argon is usually not react with others. Because it is already stable with 8 electrons at the outer shell.

Answer Link

Otras preguntas

What is 27 - (6)???????????????????????????

120-3/4y=60 solve for y

If the amplitude of the waves coming from a light bulb decreased, which would you expect to happen? A) The intensity of the light would increase. B) The light w

ragtime is one of the ancestors of jazz. “ragtime” a) adjective b) adverb c) preposition d) noun

I need help and how do u get the answer to all of them

0.6 recurring as a percentage

what is 430,290,100 in expanded form

The hotter the star, the more light it gives off, the cooler the star the less light it gives off. Stars that follow this pattern are __________.

needs steps to solve the following a^2 + 7ab + 10b^2

Which of the following correctly explains differences between steroids and enzymes? Steroids are proteins made up of amino acids, while enzymes are carbohydrate