What is the chemical symbol for Sodium?

• K

• Na

• Cl

• Ca

In which group of the periodic table is Sodium found?

• Group 1

• Group 3

• Group 2

• Group 4

What is the atomic number of Sodium?

• 9

• 10

• 11

• 12

What is the common oxidation state of Sodium in compounds?

• +1

• +2

• 0

• -1

What type of bond does Sodium typically form with Chlorine?

• Hydrogen bond

• Ionic bond

• Covalent bond

• Metallic bond

What is the primary use of Sodium in industry?

• Production of sodium compounds

• Sodium for water purification

• Sodium in battery production

• Sodium as a food preservative

What is the reaction of Sodium with water?

• Sodium reacts with water to produce sodium hydroxide and hydrogen gas.

• Sodium dissolves in water without any reaction.

• Sodium reacts with water to form sodium chloride and oxygen gas.

• Sodium does not react with water at all.

What is the name of the compound formed when Sodium reacts with oxygen?

• Sodium sulfate (Na2SO4)

• Sodium chloride (NaCl)

• Sodium peroxide (Na2O2)

• Sodium oxide (Na2O)

How does Sodium behave in terms of reactivity compared to other alkali metals?

• Sodium is the least reactive alkali metal.

• Sodium is moderately reactive compared to other alkali metals.

• Sodium is highly reactive, more than potassium.

• Sodium does not react with water at all.

What is the significance of Sodium in biological systems?

• Sodium is significant for fluid balance, nerve transmission, muscle contraction, and overall cellular function.

• Sodium is essential for the synthesis of DNA and RNA.

• Sodium plays a key role in photosynthesis in plants.

• Sodium is primarily used for energy storage in cells.