写真素材の検索結果

Test tube of bromine water

Bromine water test for alkenes

De-colourised bromine water

Bromine water test

Bromine

Ethanal and Brady's reagent

Water

Ethanal and Brady's reagent

Halogen displacement reactions

Alkene bromine test

Lead

Potassium dichromate

Aluminium powder

試験管

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Ethanal and Brady's reagent

Sulfur

試験管

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Bromine test for alkenes

Alkane or alkene test

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Alkene bromine test

試験管

試験管

Alkane alkene in bromine water

Copper (II) chloride solution

Copper II sulfate

Alkene decolourisation of bromine water

Alkene decolourisation of bromine water

Alkene decolourisation of bromine water

Alkane decolourisation of bromine

Alkane decolourisation of bromine

Bromine

Silver nitrate test for chlorides

Iron salts in solid and liquid forms

Test for chlorine

Starch content of leaves

メスシリンダー

試験管

試験管

Soil settling out of water

Copper (II) oxide reacting with sulphuric acid

Copper-silver metal displacement reaction

メスシリンダー

メスシリンダー

メスシリンダー

試験管

試験管

Transition element salts in solution

Bromination of phenol

Halogens in water

Cobalt chloride test for water

Positive cobalt chloride test for water

The cobalt chloride test for water

Recrystallised rock salt

Universal indicator

Phenolphthalein at pH9.3

Methyl orange in alkali

Thorianite

Silver nitrate test for bromides

Silver nitrate test for iodides

Positive test for chlorine

Positive test for chlorine

Reading a burette

Reading a burette

Reading a burette

Nickel ions in solution

平底フラスコ

Starch content of leaves

スポイト

Container of the chemical element iodine

Precipitates of transition metal salts

Decolouring bromine water

三角フラスコ

試験管

試験管

Transition element salts

Transition elements and their salts

Transition elements and their salts

Litmus pH indicator in acid and basic

Benzene, molecular model

試験管

試験管

Container of the chemical element selenium

Biohazard label on a test tube

Magnesium ribbon in ethanoic acid

Free radical substitution

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Reading a burette of permanganate

Formation of Lead (II) iodide

Reading a burette of permanganate

Loudspeaker and microphone

Reading a burette of permanganate

Colourimeter cuvettes with beetroot

理科の実験（クラフト）

Iodine clock reaction

実験器具

Human skull model

Human pelvis model

Human skeleton model

Human spine model

Human skull model

Human skull model

Human head anatomy model

Human head anatomy model

Electroscope

Electrometer

Martian meteorites

Grinding natural rock salt

Transistors

Transistors

Types of resistor

Linear potentiometer

Rotary potentiometer

Rotary potentiometer

Iron (II) hydroxide precipitation

フラスコ

ビーカー

Precipitate of copper (II) chloride in sodium hydroxide

Filtering rock salt solution

ビーカー

Alkane decolourisation of bromine water

Alkane decolourisation of bromine water

Alkane decolourisation of bromine water

サンプル管

スポイト

Evaporites of hard and distilled water

Matchstick

Copper (II) chloride on watch glass

Copper (II) chloride with hazard pictograms

Iron (II) chloride on a watch glass

メスシリンダー

メスシリンダー

Bromine vapour

液体を試験管に入れる

試験管

Phenolphthalein acid-base indicator

Potassium dichromate test for alcohols

Bromine test for alkene

小さな芽の入った試験管

Cobalt (II) chloride solution

Iron (II) chloride solution

Iron (III) chloride solution

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Methyl orange in acid

Methyl orange in acid

Phenolphthalein a single indicator

Methyl orange in alkali

Toy slime

Toy slime

Iron and sulphur

Platinum

Thorianite

フラスコ

Bromination of phenol

Universal indicator colour range

Model of cyclohexane molecule

Ammonia test

Galileo thermometer

Galileo thermometer

Galileo thermometer

Galileo thermometer

Galileo thermometer

Ink diffused in water

Plasticine ball and marbles in tank of water

Iron (III) hydroxide precipitation

試験管

Container of the chemical element phosphorus

Container of the chemical element sulphur

Model of cyclopentane molecule

Model of cyclopropane molecule

Magnesium-acid reaction

Magnesium-acid reaction

L-(+) alanine, molecular model

Butanol, molecular model

Cross polarized filter

Bromine test for alkene

Molecular models of Caesium Chloride.

Molecular model of caesium chloride

Molecular model of caesium chloride

はさみ

カッター

サンプル管

Comparing density of red and white wine

Container of the chemical element actinium

Container of the chemical element aluminium

Container of the chemical element americium

Container of the chemical element antimony

Container of the chemical element arsenic