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Gen Chem > General > Flashcards

General Flashcards

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1
Q

What is an atom?

A

A small, subatomic particle that makes up all matter

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2
Q

What are isotopes?

A

Atoms that have the same number of protons but different number of neutrons

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3
Q

What are ionic bonds?

A

An element that has charges and is usually composed of a metal and nonmetal

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4
Q

The vertical columns in the periodic table is called what?

A

Groups

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5
Q

The horizontal rows in the periodic table are called what?

A

Periods

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6
Q

What is the symbol for protons?

A

P+

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7
Q

What is the symbol for neutrons?

A

Nº

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8
Q

What is the symbol for electrons?

A

e-

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9
Q

What is the relative mass of a proton?

A

1.000 amu

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10
Q

What is the relative mass of a neutron?

A

1.000 amu

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11
Q

What is the relative mass of an electron?

A

0.005 amu

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12
Q

Where are protons & neutrons located in the atom?

A

Nucleus

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13
Q

Where are electrons located in the atom?

A

Outer valence shells/electron shells

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14
Q

What is the difference between a covalent vs an ionic bond?

A

Covalent bonds are when atoms of various elements share electrons. Ionic bonds have charges and do not share electrons.

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15
Q

What is the formula for density?

A

d=m/v

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16
Q

Which subatomic particle(s) determines the atom’s atomic number?

A

Protons

17
Q

Which subatomic particle(s) determines the atom’s mass number?

A

Protons & neutrons

18
Q

Which subatomic particle(s) determines the atom’s behavior in bonding with other atoms?

A

Electrons

19
Q

Which subatomic particle(s) determines the atom’s location in the periodic table as a specific element?

A

Protons & electrons

20
Q

Which subatomic particle(s) determines the atom’s radioactivity?

A

Electrons

21
Q

How do you find the number of neutrons (in a neutral atom)?

A

Will be the same as the # of protons

Gen Chem (2 decks)

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