Compound and molecule?

  • Chemistry
  • Thread starter topsyturvy
  • Start date
  • #1
22
0
Only 3 statements are correct.
A.) Water is a compound and exist as molecules at rtp.
B.) Magnesium chloride is a molecule but not a compound.
C.) At rtp, nitrogen exist as diatomic molecules.
D.) Rubidium Oxide is a compound but not considered a molecule.
E.) Oxygen gas is classified as a compound as it is composed of molecules at rtp.

pick out 3 correct statements. i pick A, C and E.
am i correct?

what's the different between compound and molecule?

thanks lotsa.:smile:
 

Answers and Replies

  • #2
Hootenanny
Staff Emeritus
Science Advisor
Gold Member
9,621
6
topsyturvy said:
Only 3 statements are correct.
A.) Water is a compound and exist as molecules at rtp.
B.) Magnesium chloride is a molecule but not a compound.
C.) At rtp, nitrogen exist as diatomic molecules.
D.) Rubidium Oxide is a compound but not considered a molecule.
E.) Oxygen gas is classified as a compound as it is composed of molecules at rtp.

pick out 3 correct statements. i pick A, C and E.
am i correct?
Yes, you are correct.
topsyturvy said:
what's the different between compound and molecule?
What do think the difference is? How do you define a compound? How do you define a molecule?
 
  • #3
22
0
molecule is two or more atom together.
then, compound is consist of atoms of two or more different elements?
 
  • #4
Hootenanny
Staff Emeritus
Science Advisor
Gold Member
9,621
6
topsyturvy said:
molecule is two or more atom together.
Yes, two or more atoms chemically bonded together
compound is consist of atoms of two or more different elements?
This is the defintion of a mixture, to make it the defintion of a compound to need to add the words "with a fixed ratio determining the composition"
 

Related Threads on Compound and molecule?

  • Last Post
Replies
1
Views
2K
Replies
1
Views
131
Replies
2
Views
809
Replies
6
Views
6K
Replies
6
Views
5K
Replies
1
Views
763
  • Last Post
Replies
12
Views
7K
  • Last Post
Replies
15
Views
14K
Top