Elements, Compounds & Mixtures
Part 1: Chemical Symbols Name:____________________________
|Chemical Name |Chemical Symbol | |
| | | |
| | | |
| | |Task: Fill in the missing element |
| | |names and chemical symbols |
|Zinc | | |
| |Cu | |
|Sulfur | | |
|Aluminum | | |
| |Mg | |
| |C | |
|Neon | | |
Part 2: Circle the metals found below.
| |
|Lithium Iron Silver Tungsten |
|Nitrogen Copper Zinc Potassium |
|Oxygen Francium Palladium Polonium |
Part 3: Elements, Compounds & Mixtures
1. Decide whether each of the following is an element or a compound. (10)
O2 CO2 H2 HF Fe H2S C60 C6H12O6 CO Co
2. Look at the diagrams below and decide whether each one represents the particles in an element, a compound or a mixture. Different color atoms represent atoms of different elements. (6)
|i. |ii. |iii. |iv. |v. |vi. |
3. Describe the pictures below. Are they compounds, elements or mixtures? Are they atoms or molecules?
4. It’s matching time!!
1. Which of the above pictures (A-H) represents atom of an element?
………………………………………………………………………………………………………………………….
2. Which of the above pictures represents molecules of an element?
………………………………………………………………………………………………………………………….
3. Which picture displays a mixture of atoms?
………………………………………………………………………………………………………………………….
4. Which picture displays a mixture of atoms and compounds?
………………………………………………………………………………………………………………………….
5. Which picture displays molecules of a compound?
………………………………………………………………………………………………………………………….
6. EXTENSION: which picture shows atoms of an element which is a solid?
………………………………………………………………………………………………………………………….
Part 4: Writing the chemical formula
1. Write the formula for each of the following molecules in the diagrams. Specify whether they are elements or compounds. (10)
2. Draw the molecules represented by the following formulae. (5)
HCl Fe H2S NO2 NaCl
Extension:
3. Write the formula for each of the following molecules in the diagrams.
4. Draw the molecules represented by the following formulae. (6)
C2H6 H2SO4 Zn(NO3)2
-----------------------
O
C
O
HO
H
H
Ar
N
N
O
O
H
C
H
H
O
C
O
S
O
O
O
O
H
H
(6)
H
H
C
C
C
C
C
C
H
H
H
H
H
H
C
H
H
H
H
C
O
O
N
N
Cu
O
O
O
O
O
................
................
In order to avoid copyright disputes, this page is only a partial summary.
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.
Related searches
- elements and compounds chart
- elements and compounds periodic table
- atoms elements and compounds worksheet
- atoms elements compounds mixtures worksheet
- identifying elements and compounds worksheet
- elements and compounds worksheet pdf
- elements compounds and mixtures worksheet
- elements vs compounds worksheet
- elements and compounds worksheet answers
- elements molecules and compounds worksheet
- elements compounds and mixtures test
- elements compounds and mixtures worksheet answers