Darrin59 Darrin59

02-06-2015
Chemistry

Answered

Which element, represented by X, reacts with fluorine to produce the compound XF2?

(1) aluminum (3) magnesium

(2) argon (4) sodium

Verified Answer :

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

Related Questions

Positive ions are called and negative ions are called anions cations cations anions

As American forces approached Japan Japanese forces a won an important victory in the Philippines b conquered every island the United States held c surrendered

The word that means so slight as not to be noticed is a Austere b Imperceptible c Autonomy d Rotund

what is an incomplete metamorfisis

Why was northern Italy a natural birthplace for the Renaissance

How many boxes of envelopes can you buy with 12 if one box costs 3

A new organism is discovered at the bottom of the ocean A scientist is determining the composition of elements found in the tissues of the organism Which elemen

Why did the United States invade Iraq in 2003 Select all that are true A Intelligence reports concluded without doubt that Saddam Hussein had acquired weapons o

Jenny makes food for her hummingbird feeders The food is made up of 1 part sugar and 4 parts water She uses 34 3 4 cup of sugar to make the hummingbird food How

a proportional relationship is a liner relationship because the rate of change is constant and equal to the constant of proportionality what is required of a pr