Chemistry and Chemists № 2 2024

Chemistry and Chemists № 2 2024
Journal of Chemists-Enthusiasts

Kill the archer, not the arrow

Content

Chemistry and other sciences

Is it possible to get electricity from air?
Is it possible to get electricity from air? We charge mobile phone with switched-off charger! (Trick and explanation) [ Link ]

Practical Chemistry and Physics

Sodium hydride (reaction of sodium hydride with water and combustion in air)
Sodium hydride (reaction of sodium hydride with water and combustion in air) [ Link ]
Tetraamminecopper perchlorate (TACP)
Tetraamminecopper perchlorate (TACP) [ Link ]
Dissolution of copper in citric acid
Dissolution of copper in citric acid - pt.1 [ Link Pt.1 ]
Reaction of copper citrate with potassium hydroxide - pt.2 [ Link Pt.2 ]
Reaction of copper citrate with ammonia - pt.3 [ Link Pt.3 ]
Reaction of copper citrate with zinc metal - pt.4 [ Link Pt.4 ]
Hydrochloric acid dissolves copper metal
Concentrated hydrochloric acid, air and copper metal - pt.1 [ Link Pt.1 ]
Concentrated hydrochloric acid, air and copper metal - pt.2 [ Link Pt.2 ]
Concentrated hydrochloric acid, air and copper metal - pt.3 [ Link Pt.3 ]
Concentrated hydrochloric acid, air and copper metal - pt.4 [ Link Pt.4 ]
Wimshurst machine
Homemade Wimshurst machine - pt.1 [ Link Pt.1 ]
School Wimshurst machine and dynamo - pt.2 [ Link Pt.2 ]
Plants as acid-base indicators
Violet viola flowers, ammonia and acetic acid - pt.1 [ Link Pt.1 ]
Sakura, ammonia and acetic acid - pt.2 [ Link Pt.2 ]
Pink tulip, ammonia and acetic acid - pt.3 [ Link Pt.3 ]
Red tulip, ammonia and acetic acid - pt.4 [ Link Pt.4 ]
Red tulip, ammonia and acetic acid - pt.5 [ Link Pt.5 ]
Red tulip, tap water, ammonia and hydrochloric acid - pt.6 [ Link Pt.6 ]
Red tulip, tap water, ammonia and hydrochloric acid - pt.7 [ Link Pt.7 ]
Pink flowers of apple tree and ammonia - pt.8 [ Link Pt.8 ]
Burgundy flowers of apple tree and ammonia - pt.9 [ Link Pt.9 ]
Lamium purpureum flowers and glacial acetic acid - pt.10 [ Link Pt.10 ]
Lamium purpureum flowers and ammonia - pt.11 [ Link Pt.11 ]
Brown plant leaves (Sakura) and ammonia - pt.12 [ Link Pt.12 ]
Brown plant leaves (Parthenocissus quinquefolia) and ammonia - pt.13 [ Link Pt.13 ]
Flowers of Vinca minor, ammonia and acetic acid - pt.14 [ Link Pt.14 ]
Lilac, ammonia and acetic acid - pt.15 [ Link Pt.15 ]
Lilac and ammonia - pt.16 [ Link Pt.16 ]
Lilac and ammonia - pt.17 [ Link Pt.17 ]
Lilac, acetic acid and ammonia - pt.18 [ Link Pt.18 ]
White flowers and ammonia solution - pt.19 [ Link Pt.19 ]
Radish (Raphanus sativus), ammonia and acetic acid - pt.20 [ Link Pt.20 ]
Red poppy (Papaver rhoeas), ammonia and acetic acid - pt.21 [ Link Pt.21 ]
Pink Rosa odorata flowers and ammonia - pt.22 [ Link Pt.22 ]
Red rose and ammonia - pt.23 [ Link Pt.23 ]
Pink rose and ammonia - pt.24 [ Link Pt.24 ]
Prunus avium (black berries of sweet cherry), water, nitric acid and ammonia - pt.25 [ Link Pt.25 ]
Cherry, water, nitric acid and ammonia - pt.26 [ Link Pt.26 ]
Experiments with perchloric acid and perchlorates
Determination of perchloric acid - qualitative reaction for perchlorate anion (potassium perchlorate precipitation) - pt.1 [ Link Pt.1 ]
Aluminium and ammonium perchlorate - pt.2 [ Link Pt.2 ]
Titanium hydride and ammonium perchlorate - pt.3 [ Link Pt.3 ]
Titanium hydride TiH₂ in propane burner flame
Titanium hydride TiH₂ in propane burner flame [ Link ]
Riddle of two lamps
Riddle of two lamps [ Link ]
Iron in tap water
Observation of ferrous iron oxidation - pt.1 [ Link Pt.1 ]
Black tea and iron ion-containing tap water - pt.2 [ Link Pt.2 ]

Discussions

About competition with partners, spouses and relatives / Про конкуренцию с партнерами, супругами и родственниками
About competition with partners, spouses and relatives / Про конкуренцию с партнерами, супругами и родственниками [ Link ]

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