Compounds And Elements Flashcards

(10 cards)

0
Q

Compound

A

A substance made of two or more elements chemically combined in a specific ratio, or proportion.

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1
Q

Element

A

A pure substance that cannot be broken down into other substances by chemical or physical means.

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2
Q

Organic compound

A

An organic compound is any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon.

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3
Q

Inorganic compound

A

inorganic compound, any substance in which two or more chemical elements other than carbon are combined, nearly always in definite proportions. Compounds of carbon are classified as organic except for carbides, carbonates, cyanides, and a few others.

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4
Q

Carbohydrate

A

An energy-rich organic compound, such as a sugar or a starch, that is made of the elements carbon, hydrogen, and oxygen.

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5
Q

Lipid

A

An energy-rich organic compound, such as a fat, oil, or wax, that is made of carbon, hydrogen, and oxygen.

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6
Q

Protein

A

Large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.

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7
Q

Enzyme

A
  1. A type of protein that speeds up a chemical reaction in a living thing. 2. A biological catalyst that lowers the activation energy or reactions in cells.
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8
Q

Nucleic

A

A very large organic molecule made of carbon, oxygen, hydrogen, nitrogen, and phosphorus, that contains the instructions cells need to carry out all the functions of life.

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9
Q

DNA

A

Deoxyribonucleic acid; the genetic material that carries information about an organism and is passed from parent to offspring.

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