1)which of the following elements form bonds easily with sodium ( )
a)potassium
b)chlorine
c)neon
2) which kind of elements is located in the middle of the periodic table ( )
a)non-metal
b)metal
c)metalloid
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1) (b) chlorine.
2) (a) non- metal.
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1) Which of the following elements form bonds easily with sodium ________
a) Potassium
b) Chlorine
c) Neon
A) Potassium
- Chlorine is used in creating beach, dyes, paints and papers.
- Chlorine is used in sanitation of water so that it can be used in drinking.
- Chlorine is also used in cleaning swimming pools.
- It is also used in the production of drugs.
- Chlorine compounds is used in making NaCl ( Common salt).
- It is used in piping, tubing, flooring, siding, film, coatings, and many other products.
2) Which kind of elements is located in the middle of the periodic table ________
a) Non-metal
b) Metal
c) Metalloid
C) Metalloids
- Metalloid are boron, silicon, germanium, arsenic, antimony, and tellurium.
- Metalloids are generally in solid state.
- Metalloids are lustre, have low elasticity and they ate brittle.
- The are not a good conductor of electricity as a metal that is why they are called semi conductor.
- Whenever the metalloids mixed metals they formed alloy.
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