Molecule Central Atom black outline icon
Outline molecule with a large central atom joined by bonds to four smaller atoms
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About the Molecule Central Atom black outline icon
One big circle sits at the center with four straight bond lines radiating out to smaller circles placed at the upper left, upper right, lower right and lower left, forming a compact ball-and-stick model. It stands for chemistry, molecular structure and connected systems, working on science course pages, lab and pharma websites, research report slides, biotech product features and network or data-relationship diagrams.
The unequal circle sizes make the hierarchy obvious, and the bonds meet the outer atoms at clean angles so the structure stays balanced without looking like a symmetrical snowflake. It pairs with atom, DNA, flask and microscope icons in the science set. At 20 px, thicken bonds slightly to stop them disappearing.
This is the black outline version of the molecule central atom icon: even, monoline strokes that stay crisp at small sizes and suit clean, minimal interfaces, wireframes and light backgrounds.
Get it free as an SVG vector or transparent PNG (16-512px), copy the SVG code, or restyle it in the free online editor — recolor any part, add gold, neon or gradient effects, animate it, or export EPS, PDF and DXF.
Free for personal and commercial use with attribution.



















