Chemistry

Question 1

Atom

Answer 1

The smallest particle of an element

Question 2

Subatomic particles

Answer 2

Electron, neutron, protons

Question 3

Stable Octet

Answer 3

When an electron shell is full

Question 4

Period

Answer 4

A row in the periodic table

Question 5

Family

Answer 5

A column in the periodic table

Question 6

Bohr diagram

Answer 6

Shows the arrangement of subatomic particles in atoms and Ions

Question 7

Lewis diagrams

Answer 7

Shows chemical bonding by only showing the chemical symbol and the valence electrons

Question 8

Ions

Answer 8

When an element loses or gains an electron

Question 9

Ionic compound

Answer 9

Consist of a negative ion (metal) and a positive ion (non-metal)

Question 10

Cation

Answer 10

positive ion

Question 11

anion

Answer 11

negative ion

Question 12

Ionic bonding

Answer 12

one or more electron transfer from metal to non-metal

Question 13

Covalent Bonding

Answer 13

When two or more covalent compounds share electrons

Question 14

Covalent compound

Answer 14

two or more non-metal atoms

Question 15

ionic compound

Answer 15

Metal + non-metal

Question 16

Ionic lewis diagram

Answer 16

don’t have bonding pairs

Question 17

Ionic Bohr diagram

Answer 17

Don’t share electrons

Question 18

covalent lewis diagram

Answer 18

has bonding pairs

Question 19

covalent Bohr diagram

Answer 19

share electrons

Question 20

multivalent element

Answer 20

more than 1 ion charge

Question 21

multivalent ionic compound

Answer 21

a compound that consist of a multivalent element

Question 22

polyatomic ion

Answer 22

made from several atoms joined together (nitrite NO2)

Question 23

Chemical change

Answer 23

A change in arrangement and connections between atoms and ions

Question 24

chemical reaction

Answer 24

several chemical change that occur at the same time

Question 25

Chemical equation

Answer 25

representation of a chemical reaction

Question 26

What is CH4

Answer 26

methane

Question 27

What is NH3

Answer 27

ammonia

Question 28

Diatomic elements

Answer 28

H2, O2, F2, Br2, I2, N2, Cl2

Question 29

Activation energy

Answer 29

minium energy that is needed to get the chemical reactions started

Question 30

Law of conservation energy

Answer 30

energy cannot be created or destroyed

Question 31

system

Answer 31

materials involved in the reaction

Question 32

surrounding

Answer 32

Everything else in the universe except for the system

Question 33

Exothermic reaction

Answer 33

More energy released when forming the bond than the energy needed to break the bond

Question 34

Endothermic reaction

Answer 34

More energy needed when breaking the bond than the energy released when the bond is formed

Question 35

Synthesis reaction

Answer 35

A+B=AB

Question 36

Decomposition reaction

Answer 36

AB=A+B

Question 37

Single replacement reaction

Answer 37

A+BC=B+AC (where A is metal) A+BC=C+BA (where A is non-metal)

Question 38

Double replacement reaction

Answer 38

AB+CD=AD+CB

Question 39

Neutralization reaction

Answer 39

acid+base=salt+water (H...)+(...OH)=salt+H2O

Question 40

Combustion reaction

Answer 40

CxHy + O2 = CO2+H2O

Question 41

Rate of Reaction

Answer 41

How fast or slow the reactant turns into the product during a chemical reaction

Question 42

Acid

Answer 42

produces Hydrogen Ions

Question 43

Bases

Answer 43

Produces Hydroxide ions

Question 44

Concentration

Answer 44

the amount of Hydrogen in a solution

Question 45

PH of solution

Answer 45

a way to measure the concentration of hydrogen ions

Question 46

Naming Acids with oxygen

Answer 46

ate=ic, ite=ous + acid (H2So4= Sulfic acid)

Question 47

What is the definition of salt

Answer 47

Salt is an ionic compound that is formed during the reaction of acid and base, metal and acid, carbonate and acid. Also, all ionic compounds are salt

Question 48

What is the product when the reactant is acid and metal?

Answer 48

The product is salt and hydrogen gas

Question 49

What is the most reactive metal?

Answer 49

Alkali metals and alkaline earth metals

Question 50

What is the product when the reactant is acid and carbonate?

Answer 50

The product is salt, carbon dioxide and water.

Question 51

What are oxides

Answer 51

Chemical compound that has at least one oxygen atom or ion

Question 52

What will be formed when metal oxide reacts with water?

Answer 52

bases

Question 53

What will be formed when non-metal oxide reacts with water?

Answer 53

acids

Question 54

what is an organic compound

Answer 54

When carbon is bonded with nitrogen, hydrogen, oxygen, sulfur, phosphorus, and halogens.

Question 55

What is an inorganic compound

Answer 55

All compounds except for organic compounds are inorganic compounds

Question 56

Is carbonates organic or inorganic?

Answer 56

inorganic

Question 57

What is Hydrocarbon?

Answer 57

Consist only of hydrogen and carbon

Question 58

What is alcohol?

Answer 58

Consist of carbon, oxygen, and hydrogen

Question 59

Naming acid without oxygen

Answer 59

Hydro + negative ion + ic + acid. (Hydro, ic) Hydrochloric acid

Question 60

Naming bases

Answer 60

add hydroxide in the end. NaOH=Sodium Hydroxide

Question 61

4 special exceptions with naming acid

Answer 61

phosphate,phosphite + or + ic, + or + ous | sulfate, sulfite + ur + ic, + ur + ous

Question 62

How to remember naming acids

Answer 62

my r**ide** has **hydro**l**ic**s. I **ate** something **ic**ky, Spr**ite** is delici**ous**