Explanation:
1. K (Potassium)
2. Te (Tellurium)
3. F (Flourine)
4. group 11, period 4
5. group 18, period 4
6. group 12, period 6
7. Cl
8. Pb
9. W
10. Sb
11. Na
12. period 6, group 11
13. period 5, group 11
14. period 2, group 16
15. Groups 13–16 of the periodic table contain one or more metalloids
16. Hydrogen
17. Helium
18. Calcium
19. Cobalt
20. Carbon
Answer:
The correct answer would be - observing with the help of five senses.
Explanation:
To find and describe the physical properties of the given substance or the solution or liquid students can observe using their five senses. By looking at the liquid one can find its state and color, by smelling students can find the odor of the sample, by touching it one can observe and describe the texture.
Fluidity can also be measure by the touch if the solution is viscous or free-floating. By using a thermometer and using a graduated cylinder one can find the temperature at room temperature and the weight of substance respectively.
Answer:
Reference image attached
Explanation:
Please see the attached image.
They are particular solids.
Answer:
C
Explanation:
You would be correct in guessing C as in a chemical formula symbol of each element is stated.
Like Salt is Sodium Chloride, and its chemical formula is NaCl (Na=sodium, Cl= chloride)
