Q2 CLASSIFICATIONS OF MATTER

Question 1

forms of matter that have the same properties throughout a given sample

Answer 1

pure substances

Question 2

substances composed of only one type of atom, the basic unit of matter

Answer 2

Elements

Question 3

substances made up of more than one type of element

Answer 3

Compounds

Question 4

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Answer 4

Oxygen

Question 5

N

Answer 5

Nitrogen

Question 6

Ca

Answer 6

Calcium

Question 7

Na

Answer 7

Sodium

Question 8

K

Answer 8

Potassium

Question 9

W

Answer 9

Tungsten

Question 10

are made up of two or more substances that are physically combined

Answer 10

Mixtures

Question 11

have a uniform composition appearance throughout a given sample

Answer 11

Homogenous mixture

Question 12

An example of a homogenous mixture

Answer 12

Solution

Question 13

The substance that dissolves

Answer 13

Solute

Question 14

The dissolving medium or the substance present in larger quantity

Answer 14

Solvent

Question 15

form more than one phase, the different components are visibly distinguishable

Answer 15

Heterogenous mixture

Question 16

elements that compose the compound silver chloride

Answer 16

Ag and Cl

Question 17

was discovered by British physicist Joseph John Thomson

Answer 17

electron

Question 18

Positive particle

Answer 18

Protons

Question 19

Neutral subatomic particle

Answer 19

Neutron

Question 20

Electrons charge

Answer 20

-1

Question 21

Protons charge

Answer 21

+1

Question 22

Neutrons charge

Answer 22

0

Question 23

sub shell s maximum number of electrons

Answer 23

2

Question 24

Sub shell p maximum number of electrons

Answer 24

6

Question 25

Sub shell d

Answer 25

10

Question 26

Sub shell f

Answer 26

14

Question 27

ZAPEN meaning

Answer 27

Z - Atomic number
A - Mass number
P - proton
E - electron
N - neutron

Question 28

Z is equals to the number of

Answer 28

Protons and electrons

Question 29

how to get atomic mass

Answer 29

number of protons + number of neutrons

Question 30

How to get number of neutrons

Answer 30

atomic mass - number of protons

Question 31

the number on top of the element

Answer 31

Mass number

Question 32

The number below the element

Answer 32

Atomic number

Question 33

positively charged ion

Answer 33

cation

Question 34

negatively charged ion

Answer 34

anion

Question 35

An atom that carries a net electrical charge

Answer 35

Ion

Question 36

Atoms of the same element but with different numbers of neutrons

Answer 36

Isotopes

Question 37

charge of an atom

Answer 37

neutral

Question 38

dense and solid with no internal structure

Answer 38

John Dalton Solid Sphere Model