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M2 > Matter - Questions > Flashcards

Matter - Questions Flashcards

1
Q

What is matter?

A

What every thing is made of

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2
Q

How many elements are there?

A

There are 118

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3
Q

What is the charge of a electron?

A

-1

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4
Q

What is the charge of a proton?

A

+1

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5
Q

What is the charge of a neutron?

A

0

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6
Q

What is the charge of a atom?

A

0

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7
Q

What makes an atom positively or negatively charged?

A

This is due to the transfer of electrons.

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8
Q

What is the most dense, solid or liquid?

A

Solid

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9
Q

What state of matter has the most kinetic energy?

A

Gas

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10
Q

What are the three states of matter?

A

Solid, liquid, gas

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11
Q

Who’s work is the modern periodic table based on?

A

Mendeleev’s observations

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11
Q

What is the mass of a proton and neutron?

A

1.67 x 10 ^ -27kg

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12
Q

What is the mass of an electron?

A

0.0009 x 10 ^ -27kg

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13
Q

What is the general rule for how many electrons each orbital can hold?

A

2n^2 electrons

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14
Q

What is the short form of mercury?

A

Hg

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15
Q

What is the short form of potassium?

A

K

16
Q

What is the short form of silver?

A

Ag

17
Q

What is the short form of gold?

A

Au

18
Q

What is the short form of tin?

A

Sn

19
Q

What is the short form of antimony?

A

Sb

20
Q

What is the short form of tungsten?

A

W

21
Q

What is the short form of Iron?

A

Fe

22
Q

What is the short form of copper?

A

Cu

23
Q

What is the short form of sodium?

A

Na

24
Q

What is the short form of lead?

A

Pb

25
Q

What is the particle arrangement and behaviour for a solid?

A

1) there are strong forces of attraction between particles
2) particles are usually in a regular arrangement
3) particles are close together and vibrate about fixed positions

26
Q

What is the particle arrangement and behaviour for a liquid?

A

1) weak forces of attraction between particles
2) random arrangement of particles
3) particles move about freely but they are close together

27
Q

What is the particle arrangement and behaviour for a gas?

A

1) very weak forces of attraction between particles
2) random arrangement of particles
3) particles move about freely and are far apart

28
Q

What are the properties of a solid?

A
  • has definite shape and volume
  • has a fixed surface
  • usually has a high density
  • cannot easily be compressed
  • expands a little on heating
29
Q

What are the properties of a liquid?

A
  • takes on the shape of its container
  • has a definite volume
  • has a surface
  • low density
  • cannot easily be compressed
  • expands on heating
30
Q

What are the properties of a gas?

A
  • has no definite shape or volume
  • has no surface
  • has very low density
  • can easily be compressed
  • expands greatly on heating
31
Q

Which liquid doesn’t freeze?

A

Helium

M2 (10 decks)

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