What's the matter package Flashcards

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1
Q

What’s matter?

A

Everything around us/atoms that takes up space, (all states)

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2
Q

What are the 5 states?

A
  1. Solid
  2. Liquid
  3. Gas
  4. Be condensates
  5. Plasma
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3
Q

What are atoms?

A

Single unit of stuff which are made up of sub atomic particles, (protons, neutrons, and electrons)

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4
Q

What are molecules?

A

2 or more atoms

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5
Q

When _____ changes state, it has to still be the same unit.

A

Matter

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6
Q

What are elements?

A

On periodic table/pure form in nature

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7
Q

What is our energy provider?

A

Sugar

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8
Q

Name the 3 sub particles, their charges, their location and their size.

A
  1. Protons (positive+center of atom)-bigger
  2. Electrons (negative+orbits)-smaller
  3. Neutrons (neutral+center of atom)-bigger
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9
Q

What’s the atomic number?

A

The number of protons in the nucleus

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10
Q

What’s the atomic mass?

A

The average mass of the atoms in the element, (protons+neutrons)***always bigger than the atomic number

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11
Q

When is an ion positively charged?

A

When there is a loss electrons

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12
Q

When is an ion negatively charged?

A

When there is a gain in electrons

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13
Q

What’s an isotope?

A

Atoms of the same element, (same number of protons but different amount of neutrons)

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14
Q

What happens when the number of neutrons overpowers the number of protons?

A

It becomes radioactive.

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15
Q

What are valence electrons?

A

It’s the amount of electrons on the outer shell of the atom, (which determines how they will chemically react)

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16
Q

What’s the “formula” of the shells of an atom?

A

(2,8,8,2)

17
Q

Are metals always positive or always negative? And where are they located on the periodic table?

A

Metals are always positive and to the left of the staircase.

18
Q

Where are non metals located? And where are metalloids located?

A

Non metals are to the right of the staircase except for H. Metalloids are located on the staircase.