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Physical Science > Kaylin Chapter 5- The Stucture of Matter > Flashcards

Kaylin Chapter 5- The Stucture of Matter Flashcards

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Biology 101 flashcards
0
Q

What is chemical structure?

A

How atoms are placed in a substance

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1
Q

What is a chemical bond?

A

The force that holds atoms and ions together by attracting

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2
Q

What is bond length?

A

Length between the nuclei and 2 bonded atoms

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3
Q

What is bond angle?

A

The angle that is made when two bounds form on the same atom

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4
Q

What is an ionic bond?

A

The attraction of ions with different charges that create a bond

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5
Q

What is a metallic bond?

A

Attraction between positive charged ions and the electrons surrounding them, forming a bond

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6
Q

What is a covalent bond?

A

The bond formed due to atoms sharing 1+ sets of electrons

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7
Q

What is a polyatomic ion?

A

An ion created by 2+ atoms

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8
Q

What is empirical formula?

A

A compound in relative numbers and kinds of atoms in simplest ratio.

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9
Q

What is molecular formula?

A

A chemical formula showing the kind and amount of atoms, but not their arrangements

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10
Q

What is organic compound?

A

Covalently bounded carbon contains compound, that doesn’t have carbonates and oxides

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11
Q

What is polymer?

A

Molecules made by 5+ monomers

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12
Q

What is a carbohydrate?

A

Organic compound consisting of carbon, hydrogen, and oxygen that helps provide nutrients to cells in all living things

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13
Q

What is protein?

A

Organic compound made up of 1+ amino acid chains that are the main component of cels

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14
Q

What is amino acid?

A

One of 20 organic molecules that contain carboxyl and amino group that together form proteins

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15
Q

What is a hydrogen bond?

A

The attraction of an oxygen atoms of a water molecule and a hydrogen atom of another close water molecules

16
Q

What is formula unit?

A

The element plus it’s charge that makes up a compound

17
Q

What is a nonpolar covalent bond?

A

When electrons are shared equally between a positively charged nucleus

18
Q

What are polar covalent bonds?

A

When the electrons aren’t equally shared between the nucleus

19
Q

What is a hydrocarbon?

A

Atoms made only of carbon and hydrogen atoms

20
Q

What is an alkane?

A

Carbs that have only a single covalent bond

21
Q

What is an alkene?

A

Carbs that have at least one double covalent bond in between its carbon atoms

22
Q

What is DNA?

A

Organic molecules that form your genetic makeup

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