Chemical Properties of Chlorine

What is the molecular formula of chlorine gas?

• Cl3

• Cl4

• Cl

• Cl2

Is chlorine gas a solid, liquid, or gas at room temperature?

• liquid

• gas

• plasma

• solid

What color is chlorine gas?

• red

• blue

• colorless

• greenish-yellow

What is the primary use of chlorine in water treatment?

• Water purification

• Disinfection of water

• Flocculation enhancement

• pH adjustment

What type of bond does chlorine typically form with other elements?

• Covalent bonds and ionic bonds

• Hydrogen bonds

• Metallic bonds

• Van der Waals forces

Is chlorine gas flammable?

• Chlorine gas burns with a bright flame.

• Chlorine gas can ignite easily.

• Chlorine gas is highly explosive.

• No, chlorine gas is not flammable.

What is the effect of chlorine on human health when inhaled?

• Inhaling chlorine has no effect on human health.

• Chlorine improves lung function and respiratory health.

• Chlorine inhalation can cause respiratory irritation, coughing, shortness of breath, and potentially severe lung damage.

• Chlorine is beneficial for treating respiratory diseases.

How does chlorine react with metals?

• Chlorine does not react with metals at all.

• Chlorine reacts with metals to form metal oxides.

• Chlorine reacts with metals to form metal chlorides, often through vigorous oxidation.

• Chlorine only reacts with non-metals to form compounds.

What is the electronegativity of chlorine?

• 3.16

• 2.54

• 4.12

• 3.00

What is the role of chlorine in the formation of acids?

• Chlorine acts as a catalyst in acid reactions.

• Chlorine neutralizes acids to form salts.

• Chlorine forms acids by reacting with hydrogen, producing hydrochloric acid.

• Chlorine is a byproduct of acid formation.