Mercurio: propiedades, usos y riesgos

The video tutorial discusses mercury, a silvery liquid metal with atomic number 80 and symbol Hg. It covers mercury's properties, historical uses, and applications in medicine and industry. The video also explores various mercury compounds, their uses, and the transition to safer alternatives due to mercury's toxicity. The phasing out of mercury in batteries and other applications is highlighted.

What is the atomic number of mercury?

• 81

• 80

• 79

• 82

Which of the following is a use of mercury in medical devices?

• Heart rate monitors

• Sphygmomanometers

• X-ray machines

• MRI machines

What is a common use of mercury in dentistry?

• Toothpaste

• Dental amalgam

• Mouthwash

• Braces

Which mercury compound is used as a pigment in paint?

• Mercury fulminate

• Mercury sulfide

• Mercury oxide

• Mercury chloride

What is replacing mercury in batteries due to safety concerns?

• Lead-acid

• Lithium-ion

• Alkaline

• Nickel-cadmium