Ksa

What is the chemical symbol for Potassium?

• K

• P

• Pt

• Po

Which of the following elements is a noble gas?

• Krypton

• Potassium

• Kerosene

• Kyanite

What is the atomic number of Potassium?

• 19

• 20

• 21

• 22

Which of the following is a property of Potassium?

• Highly reactive with water

• Inert

• Non-metallic

• Solid at room temperature

What is the role of Potassium in the human body?

• Regulates fluid balance

• Builds bone density

• Produces red blood cells

• Synthesizes proteins

Which of the following compounds contains Potassium?

• KCl

• NaCl

• CaCl2

• MgCl2

What is the electron configuration of Potassium?

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is a common use of Potassium in agriculture?

• Fertilizer

• Pesticide

• Herbicide

• Insecticide

What is the molar mass of Potassium?

• 39.10 g/mol

• 40.08 g/mol

• 35.45 g/mol

• 32.07 g/mol

Which of the following is a characteristic of Potassium ions in solution?

• Conduct electricity

• Insoluble in water

• Form precipitates

• Non-reactive