cadmium
Definition
Cadmium is a chemical element with the symbol Cd and atomic number 48. It is a soft, silvery-white metal that is a member of the transition metals.
Cadmium is a heavy metal that is toxic to humans and animals.
Cadmium is found in ores with other metals, like zinc and lead.
Cadmium is used to make batteries, pigments, and plastics. It is also used in some alloys, such as solder and brass.
Cadmium is a hazardous substance, and exposure to it can cause health problems, such as kidney damage and cancer.
How can the word be used?
A bright yellow pigment that is made from cadmium sulfide.
Different forms of the word
Singular: The singular form of "cadmium" is "cadmium." For example, "I saw a piece of cadmium.".
Plural: The plural form of "cadmium" is "cadmiums." For example, "There were many cadmiums in the sample.".
Possessive: The possessive form of "cadmium" is "cadmium's." For example, "That cadmium's properties are interesting.".
Etymology
The word "cadmium" comes from the Latin word "cadmia," which was borrowed from the Ancient Greek word "καδμεία" (kadmeía). The Greek word is thought to have originated in a pre-Greek language, but its exact origin is unknown.
Question
Where can cadium be found?
AQA Science Exam Question and Answer
Question:
What is "cadmium," and where is it located in the periodic table?
Answer:
"Cadmium" is a chemical element with the symbol Cd and atomic number 48. It is a transition metal and is located in Period 5, Group 12 (also known as Group IIB) of the periodic table. Cadmium exhibits properties similar to zinc and mercury and is commonly used in various industrial applications, batteries, and as a pigment in some paints. Due to its toxicity, cadmium usage is regulated in certain products to minimise environmental and health risks.