Question

Which of the following metals can easily be cut with a knife?
(A) Al
(B) Na
(C) Mg
(D) Cu​

Answer 1

Answer:

sodium

Explanation:

sodium and pottasium is the only metals

which is soft that it can be cut with knife

Answer 2

Sodium can be easily cut with the knife.

Explanation:

• In metallic form, sodium can be utilized to polish sensitive metals such as zirconium and potassium, expand amalgam structures, descale metal and cleanse liquefied metals.
• It is frequently utilized as a desiccant for drying diluents in chemistry and is also used as a reducing agent in organic synthesis.
• Sodium is a chemical component with the symbol Na (from Latin natrium) and atomic number 11.
• It is a soft, silvery-white, highly reactive metal. Sodium is the sixth most abundant element in the Earth's crust and exists in numerous minerals such as feldspars, sodalite, and rock salt (NaCl).

Learn more about sodium

How is sodium chloride different from its constituent elements

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Sodium carbonate reacts with ethanoic acid to form sodium ethanoate, carbon dioxide and water. In this experiment 5.3g of sodium carbonate reacts with 6g of ethanoic acid to form 8.2 g of sodium ethanoate 2.2 g of carbon dioxide and 0.9g of water. Show that this data verify the law of conservation of mass ​

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