Filtering rock salt solution
Grinding natural rock salt
Recrystallised rock salt
Iron (III) hydroxide precipitation
Filtering rock salt
Separating salt from rock salt
Chemistry experiment in lab
Electroscope
Electrometer
Starch content of leaves
Universal indicator
Iron (II) hydroxide precipitation
Copper (II) chloride solution
Soil settling out of water
Copper sulphate electrolysis
Conductivity of a salt solution
Loudspeaker and microphone
Phenolphthalein a single indicator
Evaporites of hard and distilled water
Filtering copper sulphate crystals
Cobalt (II) chloride solution
Cut apple
Reading a burette
Reading a burette of permanganate
Simple circuit with motor
Copper-silver metal displacement reaction
De-colourised bromine water
Methyl orange in acid
Cobalt chloride test for water
Positive cobalt chloride test for water
The cobalt chloride test for water
Hydrogen chloride preparation
大豆の入ったアルコールランプ
Precipitates of transition metal salts
Transition element salts in solution
Test tube of silver chloride
Hydrometer
Plasticine ball and marbles in tank of water
Phenolphthalein acid-base indicator
Potassium dichromate test for alcohols
Potassium permanganate titration
Formation of Lead (II) iodide
Ethanal and Brady's reagent
Potassium dichromate
Iron (III) chloride solution
Iron salts in solid and liquid forms
Bromine
Lead
Water
Aluminium powder
Kidney tubule cell, coloured SEM
Paper filter to separate mud from water
Paper filter to separate mud from water.
岩塩
Test tube of bromine water
Ammonia test
Light dispersion experiment
Sodium chloride, molecular model
Precipitate of copper (II) chloride in sodium hydroxide
Soxhlet extractor
pH in sodium bicarbonate solution
Digital colorimeter
Digital colorimeter with cuvettes
Digital colorimeters with cuvettes
pH meter in orange juice
Titrating a reactant from a burette
Making a reactant solution
Transferring a reactant into a flask
Calcium reacting with water, initial stage
Magnesium-acid reaction
Potassium reacting with water
Dipping magnet in iron filings
Small clear glass filled with water up to a green line
Weighing an apple
Magnesium burning in air
Variable resistance box
Zero-centre ammeter
Rheostat
Wave diffraction
理科の実験(クラフト)
Persian salt (blue rock salt)
Halite
岩塩と軽量スプーン
Osmosis experiment
Copper II sulfate
理科の実験イメージ
Iodine clock reaction
Magnetic attraction
Universal indicator colour range
Methyl orange
Clamp stands holding apparatus
4個のシャーレ
大豆の入ったメスシリンダー
試験管
フラスコ
Electrolysis of sodium chloride solution
Litmus pH indicator in acid and basic
Smoked stone salt
Tumeric, chillie powder, parsley and salt on spoons, close-up
ペッパーミル
Turmeric flavor Gomasio
Human skull model
Human pelvis model
Human skeleton model
Human spine model
Human head anatomy model
Martian meteorites
Thorianite
Transistors
Types of resistor
Linear potentiometer
Rotary potentiometer
Phenolphthalein at pH9.3
Methyl orange in alkali
Hand pouring milk from glass jug
Potassium chromate and silver nitrate
Calcium reacting with water, later stage
Placing jam jar over lit candle in dish containing water
Measuring jug and bulb pipette
Bromine water test
Zeolite mineral
Colour spreading on litmus paper
A Small Open Jar of Pink Rock Salt with a Grater
複数の試験管
ビーカー
U字磁石
三角フラスコ