Test confirming the migration of ions by means of indicatorpaper

Item No. P7402400 | Type: Experiments

10 Minutes

10 Minutes

grades 7-10 , grades 10-13

easy

Pupils

EUR 394.70

Content 1 piece

EUR 469.69 Incl. VAT

I'm also part of:

Student set Electrochemistry, digital, TESS advanced Chemistry

Item No. 25307-88D | Type: Set

EUR 711.90 Excl. VAT

EUR 847.16 Incl. VAT

Student Set Electrochemistry, TESS advanced Chemistry

Item No. 25307-88 | Type: Set

Delivery time: 4-8 weeks

EUR 458.90 Excl. VAT

EUR 546.09 Incl. VAT

Principle

Strips of indicator paper soaked in potassium nitrate solution are spanned between two copper electrodes inside a ribbed trough. A drop of hydrochloric acid or sodium hydroxide is dripped onto the middle of these strips. When a voltage is applied, it can be seen how the ions migrate along the paper.

Device name

Item No.

Quantity

Protecting glasses, clear glass

Item No. 39316-00

1

Rubber gloves, size M (8), one pair

Item No. 39323-00

1

Spatula, powder, steel, l=150mm

Item No. 47560-00

1

Round filters, 100 pcs., various sizes | diameter: 150 mm

Item No. 32977-06

1

Glass rod, boro 3.3, l=200mm, d=5mm

Item No. 40485-03

1

Beakers, Boro, high form, various sizes | Volume: 50 ml

Item No. 46025-00

1

Sodium hydroxide, pellets, 500 g

Item No. 30157-50

1

Hydrochloric acid 37 %, 1000 ml

Item No. 30214-70

1

Pipette, w. rubber bulb, long tip

Item No. 64838-00

1

Alligator clip, insulated, 2 mm socket, 2 pcs.

Item No. 07275-00

3

Connecting cord, 2 mm-plug, 5A, 25 cm, red

Item No. 07355-01

1

Connecting cord, 2 mm-plug, 5A, 250 mm, blue

Item No. 07355-04

2

Potassium nitrate 250 g

Item No. 30106-25

1

Staining trough with lid

Item No. 34568-00

1

Indicator paper, pH1-14, roll

Item No. 47004-02

1

Metal electrodes, 76 x 40 mm, various metals | Element: Copper

Item No. 45212-00

2

Digital multimeter, 750V AC/DC, 10A AC/DC, 40MΩ, 100mF, 30 MHz, -20...1000°C, Auto range

Item No. 07123-12

1

Sodium chloride 250 g

Item No. 30155-25

1

D(+)-glucose 1-hydr. 250 g

Item No. 30237-25

1

Water, distilled 5 l

Item No. 31246-81

1

Item No. 11031-00

1

Connecting cord, 2 mm-plug, 5A, 500 mm, red

Item No. 07356-01

1

Connecting cord, 2 mm-plug, 5A, 500 mm, red

Item No. 07356-01

1

Reducing plug 4mm/2mm socket, 2

Item No. 11620-27

2

Set Strip electrode (Al, Fe, Pb, Zn, Cu)

Item No. 07856-00

1

Name

Filename

Filesize

Filetyp

(de) Versuchsbeschreibung

p7402400_de .pdf

Filesize 2.19 Mb

pdf

(en) Versuchsbeschreibung

p7402400_en .pdf

Filesize 2.13 Mb

pdf

Nach oben