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Copper II carbonate hydroxide on glass

Copper II carbonate hydroxide & pictogram

Copper (II) carbonate photographed at 1:1

Copper II sulphate on watch glass

Nickel II nitrate 6 water on watch glass

Copper II sulphate with hazard pictograms

Nickel II nitrate with hazard pictograms

Copper (II) oxide (CuO) on a watch glass

Potassium dichromate on a watch glass

Iron (II) chloride on a watch glass

Iron II sulphate 7 water on watch glass

Potassium dichromate and hazard pictograms

Copper (II) chloride on watch glass

Copper II sulphate with hazard pictograms

Copper II sulphate with hazard pictograms

Copper II sulphate with hazard pictograms

Copper (II) chloride with hazard pictograms

Iron (II) chloride with hazard pictograms

Copper II oxide on a watch glass.

Sodium hydroxide pellets on watch glass

Copper oxide

Iron II sulphate 7 water on watch glass

Copper metal turnings on a watch glass

Sodium carbonate with hazard pictograms

Zinc Sulphate 7 water on watch glass

Potassium permanganate on a watch glass

Sodium hydroxide with hazard pictogram

Copper II oxide with hazard pictograms

Copper II oxide photographed at 1:

Zinc II chloride with hazard pictograms

Calcium chloride with hazard pictograms

Manganese dioxide with hazard pictograms

Manganese (IV) oxide

Copper carbonate being heated

Zinc Sulphate with hazard pictograms

Sodium hydroxide

Potassium permanganate hazard pictograms

Copper oxide powder

Iron (II) chloride crystals

Cyclohexene

Copper heads and mould

Oxidation of ethanal

Rochelle salt and hydrogen peroxide

Rochelle salt and hydrogen peroxide

Copper (II) sulphate

Copper carbonate reaction

Copper sulphate with sodium carbonate

Hydroxide precipitates

Copper carbonate

verdigris

Zinc nitrate crystals

Potassium nitrate with hazard pictograms

Sodium borohydride powder

Copper pipe deposits

Copper formed by oxide reduction

Hydroxide precipitates

Metal salt crystals

Manganese dioxide on a watch glas

Heating zinc oxide

Copper (I) oxide on a watch glass

Copper, mercury & magnesium

Copper oxidation experiment

Copper oxidation experiment

Reduction of potassium dichromate

Salt crystals formed by evaporation

Ammonia and copper sulphate reaction

Copper sulphate reaction

Iron II sulfate reaction

Magnesium metal powder in watch glass

Magnesium sulphate water 7 on watch glass

Sodium hydroxide added to iron II sulfate

銅の板

銅の板

銅の板

銅の板

チェーン

Iron II Sulphide on watch glass

Oxidations of alcohols

Name Plate "Beardsley Hall, Erected 1906" Swarthmore College, Swarthmore, Pennsylvania, USA

Name Plate "Beardsley Hall, Erected 1906" Swarthmore College, Swarthmore, Pennsylvania, USA

Brass analysis

Copper (I) oxide with hazard pictograms

Zinc chloride and zinc sulphate

Chromate solutions

Oxidations of alcohols

Iron test

Hydroxide precipitates

Vanadium (II) solution

Manganese (II) solution

Iron (II) and (III) precipitates

Reaction of sodium carbonate in acid

Anhydrous copper sulphate

Close up of vintage metal toilet paper roll holder.

Weathered metal door, close-up

取手

Magnesium metal with hazard pictograms

Magnesium sulphate with hazard pictograms

Phenol crystals

Phenol crystals

Cobalt chloride

Vanadium oxidation states

Magnesium carbonate in hydrochloric acid

Magnesium carbonate in hydrochloric acid

Oxidation of ethanal

Reduction of copper

Iron II Sulphide with hazard pictogram

Copper sulphate reaction with ammonia

Fishing nets and ropes in a heap, extreme close-up

Chemistry experiment

Copper (II) reaction

Hydrogen peroxide decomposition catalysis

Copper II sulphate water 5 on watch glass

Copper II sulphate water 5 on watch glass

Copper sheet in zinc solution

錆びた鎖のアップ

抽象イメージ

錆びた鎖

錆びた鎖

錆びた鎖

錆びたの針金

錆びたスパナ

錆びた鎖

錆びた鎖

錆びた鎖

錆びた鎖

錆びた鎖

錆びた鎖

錆びた鎖

Stack of rusted shellfish cages

Transition metals

Copper oxidation experiment

鉄の塊

鉄の塊

鉄の塊

Botryoidal malachite

Polished slab of Malachite

Malachite

Malachite

Botryoidal malachite

古民家の雨樋と立樋

銅の板

銅の板

銅製の雨といの緑青

銅製の雨といの緑青

銅製の雨といの緑青

銅製の雨といの緑青

銅板葺き建築

銅板葺き建築

唐草風のレリーフ

唐草風のレリーフ

唐草風のレリーフ

唐草風のレリーフ

唐草風のレリーフ

唐草風のレリーフ

神社の本殿の屋根

神社の本殿の屋根

神社の本殿の屋根

銅製のドーム屋根

Metal salt crystals

Transition metal salts

Vanadium (V) solution

Vanadium (IV) solution

Vanadium (III) solution

Manganese (III) solution

Manganese (VI) solution

Manganese (VII) solution

Reaction of magnesium carbonate in acid

Zinc sulphate crystals.

Zinc oxide with hazard pictograms

Alcohol oxidation

Copper

Bathroom with corten steel wall cladding

やしの木

Aluminium precipitate in sodium hydroxide

Aluminium in excess sodium hydroxide

Ammonium chloride

Rusted surface

Rusted chain

Sodium

Close up of metal cable

Finding moles of iron in a sample

Vanadium (II) solution

Close up of rusty barbed wire

銅板

銅板

銅板

銅板

銅板

銅板

銅板

銅板

銅板

銅板

Copper ion reaction

Sink unblocker chemical crystals

Grey limestone and iron oxide

Iron and sulphur

Sulphur

Iron and sulphur

Sulphur crystals