Advertisements
Advertisements
Question
Fill in the blank:
________ and _______ are pure substances.
Fill in the Blanks
Advertisements
Solution
Elements and compounds are pure substances.
shaalaa.com
Differences Between Elements, Compounds, and Mixtures
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
What do you understand by :
Metalloids
State four difference between compounds and mixtures.
Define:- Filtration
Fill in the blank
_______ are made up of same kind of atoms.
Fill in the blank
Use of a __________ to separate the components of a mixture of solids is based on the difference in the size of the components.
Write true or false
All pure substances have characteristic melting and boiling points.
Match the columns.
| Column A | Column B |
| 1. To separate grain from chaff | a. filtration |
| 2. To seperat sawdust from water | b. sedimentation and decantation |
| 3. To separate iodine from sodium chloried | c. winnowing |
| 4. To separate iron fillings from sand | d. sublimation |
| 5.It is used to separate sand and water | e.magnetic separation |
| f. handpiicking |
Differentiate between the following.
solution and suspension
Name the substance you will add to speed up sedimentation.
Name the techniques used to separate a solid from its solution.
