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Riana Lilis Widyawati, S.Pd., M.Sc

Artikel & Bahan Ajar

Pendidikan terakhir S2
di Universitas Gadjah Mada
Saat ini mengajar mata pelajaran KIMIA
Hubungi by email: rianaliliswidyawati@shaftasby.sch.id
Electrolysis of Water with Pencils and Battery.
SEL ELEKTROLISIS
7 September 2026
Galvanic-Cell
REDOKS DAN SEL VOLTA
1 September 2026
Limiting-Reactant
PEREAKSI PEMBATAS
31 August 2026
stoikiometri
STOIKIOMETRI REAKSI
28 August 2026
Redox-Reactions-1
KONSEP REAKSI REDOKS
10 August 2026
Vector chemical illustration of hydrogen bond or H-bond on water molecule isoated on a white background. Dipol-dipol force of attraction, interaction between a hydrogen atom and atoms with high electronegativity having a high electron affinity such as oxygen, nitrogen, fluorine.
Kepolaran dan Gaya Antarmolekul
6 August 2026
Ionic vs Covalent Bonds. In an ionic bond, an electron is donated. In a covalent bond, the electron is shared. Examples of compounds with ionic bonds with table salt (NaCl), and covalent bonds with water molecule (H2O).
IKATAN KIMIA
4 August 2026
Osmotic-Pressure
Sifat Koligatif Larutan
22 July 2026
Hydrocarbon Molecules Set, a collection of vector icons illustration.
HIDROKARBON
17 June 2026
12224577_f520
KONSEP MOL
18 May 2026