Wednesday
April 16, 2014

Homework Help: Grade 9 Chemistry (2)

Posted by Erika on Wednesday, June 20, 2012 at 9:02pm.

What is one way in which Noble Gases are different from other elements?
a. Noble Gases have low boiling points
b. Noble gases have high melting points
c. Noble gases have extremely high densities
d. Noble gases have unusually high atomic masses

Also, what is a 'valence energy level"?

All I know about noble gases is that they don't have any unpaired electrons in their 'valence energy levels', and that they are inert and do not react to form compounts.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

english - when writing the word GRADE ONE in a sentence...would it be Grade One...
8th grade science - I only have one way that the Man-o-War defends them self, ...
2nd Grade Math - What is the best way to explain 2nd grade kid, how to find one ...
Chemistry - I'm not doing so well in ap chemistry. i think i'm not studying the ...
5th grade math - list at least one way in which an equilateral triangle and ...
7th grade - is there a way i can be one step ahead of my teachers so im never ...
4th grade math - Identify one way outside of schoo in which you have seen #'s ...
teaching - Discuss one way in which Piaget and Vygotsky share similar ideas and ...
4th grade - what is one way in which the state government and the federal ...
c++ - Write a program that asks the user to input a grade that he or she ...

Search
Members