Professional portal about Chemistry. A collection of all electrons and valence and their configurations.

Mg + H2O = Mg(OH)2 + H2

Balanced Chemical Equation – Solution Mg + 2H2O → Mg(OH)2 + H2

0880

Zn + H2SO4 = ZnSO4 + H

Balanced Chemical Equation – Solution Zn + H2SO4 → ZnSO4 + 2H

0606

N2 + O2 = NO

Balanced Chemical Equation – Solution N2 + O2 → 2NO

01.2k.

Chemists create biodegradable, non-toxic glitter

Scientists from the UK have proposed a technology for the production of glitter – decorative sequins – from cellulose, which does not pollute the environment with microplastics.

0285

CaCO3 + HCl = CaCl2 + H2O + CO2

Balanced Chemical Equation – Solution CaCO3 + 2HCl → CaCl2 + H2O + CO2

01.4k.

How many valence electrons does Nickel have?

Nickel is the 28th element of the periodic table.

06.3k.

Fe + H2O = Fe3O4 + H2

Balanced Chemical Equation – Solution 3Fe + 4H2O → Fe3O4 + 4H2

01.6k.

Graphene: 5 facts about a new form of carbon and the prospects

Scientists Geim and Novoselov received the Nobel Prize

04.8k.