Everything

Question 1

What happens in a chemical reaction

Answer 1

1 or more substances change into different substance

Question 2

Whats the reactant

Answer 2

Substances used

Question 3

What is the products

Answer 3

Substance made during reaction

Question 4

What state is ionic compounds mainly

Answer 4

Solids

Question 5

What state is covalent compounds

Answer 5

Often liquid

Question 6

What are most metal in state

Answer 6

Soild

Question 7

What state are most non metals

Answer 7

Liquid

Question 8

What state are bases and acids

Answer 8

Aqueous

Question 9

What are the diatomic molecules?

Answer 9

Hydrogen
Oxygen
Fluorine
Bromine
Iodine
Nitrogen
Chlorine
With a subscript of 2

Question 10

What is the Lae of Conservation of Mass

Answer 10

A mass with closed system will be constant
Matter cant be destroyed or created but it can be re-arranged

Question 11

What are the types of reactions

Answer 11

Systhesis
Decomption s
Double displacement
Single displacement

Question 12

What is synthesis

Answer 12

Putting all formulas together

Question 13

What os decomposition

Answer 13

Breaking apart the products into reactants

Question 14

What is single displacement

Answer 14

Kicking out a single element

Question 15

What is double displacement

Answer 15

Double kick out

Question 16

What is an acid

Answer 16

Molecular compound
When a substance that produces hydrogen ions

Question 17

What are the types of acids

Answer 17

Oxyacid and binary acids

Question 18

What is an oxyacid

Answer 18

When hydrogen forms with a polyatomic ion that contains an oxygen

Question 19

What’s a binary acid

Answer 19

Forms when hydrogen combines with a non-mental

Question 20

What’s a base

Answer 20

When metal combines with a hydroxide (OH-)

Question 21

What’s a neutral solution

Answer 21

When hydrogen ions are equal to hydroxide ion

Question 22

What does a neutral solution create

Answer 22

Salt and water

Question 23

What’s an atom

Answer 23

Equal protons to electrons

Question 24

What’s a valence shell

Answer 24

Last energy shell

Question 25

What’s the reaction of atom

Answer 25

Gaining or losing electrons to make valence shell full

Question 26

What’s an ion

Answer 26

Forms when atoms gain or lose electrons

Question 27

What are ionic compounds

Answer 27

Form when metal and non metal form

Question 28

What does losing electrons form

Answer 28

Positive ions Cations

Question 29

What does gaining electrons form

Answer 29

Negative ions Anions

Question 30

What an polyatomic compound

Answer 30

Made from metal and polyatomic ion

Question 31

What is a molecular compound

Answer 31

The sharing of electrons 2 non metals

Question 32

What does sharing electrons form?

Answer 32

Covalent bonds

Question 33

What type of compound uses prefixes

Answer 33

Molecular compounds

Question 34

What are prefixes

Answer 34

Tell amount of an atom through name

Question 35

What are the prefixes

Answer 35

Mono-1 Di-2 Tri-3 Treta-4 Penta-5 Hexa-6

Question 36

What’s the difference between ionic and molecular compounds

Answer 36

Ionic transfer electrons while molecular share electrons Ionic is metal to metal Molecular os nonmetal to metal

Question 37

What’s a physical change

Answer 37

Stubstance stays the same appearance changes Ex, colour shape size change

Question 38

What’s a chemical change

Answer 38

When a substance combines with a new substance and creates a new substance

Question 39

What’s a pH scale

Answer 39

Scale to measure acidity or basicity

Question 40

What is a neutral pH

Answer 40

7

Question 41

What pH range is acidic

Answer 41

Below 7

Question 42

What pH range is basicity

Answer 42

Above 7

Question 43

What are the groups on the periodic table

Answer 43

Group 1- akali metals Group 2-alkaline earth metals Group 17- halogens Group 18- nobles gases

Question 44

What are chemical indicators in acid colours (Indictors are blue, phenolpthalien, blueberry juice, red litmus, blue litmus methyl orange)

Answer 44

blue- yellow phenolpthalien- colourless blueberry juice -red red litmus, -red blue litmus -red methyl orange- orange/red

Question 45

What colour indicators in base colours blue, phenolpthalien, blueberry juice, red litmus, blue litmus methyl orange

Answer 45

blue- blue phenolphthalein- pink blueberry juice- green red litmus- blue blue litmus- blue methyl orange- yellow