Question

write the constituent elements and
symbols for the following compounds
b) Washing soda
3. Write the symbols for the following elemente
4. Which non-metal is essential for our life
IV. Answer very briefly.
1. What is ductility?
a) Carbon monoxide
a) Oxygen
b) Gold
d) Cadmium e) Iron
c) Calcium
and all living beings?
5. Why are bells made of metals?
6. What does a chemical symbol represent
7. Give two examples for metalloids.
8. Mention any three compounds that exist
in liquid state.
9. Write three properties of metalloids.​

Answer 1

Answer:

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Answer 2

Explanation:

Physical properties include things like the freezing point and density. Physical properties of metalloids are as follows:

• Metalloids have a solid state of matter.
• In general, metalloids have a metallic luster. Metalloids have low elasticity, they are very brittle.
• Middleweights are semi-conducted elements, and they allow leave the average transmission of heat.