Block Chart PowerPoint Diagrams & Charts Choose and download from hundreds of PowerPoint Block Chart pre-made slides. Collection of Block Chart diagrams and charts is available in PowerPoint (ppt) format for your presentations. Template library PoweredTemplate Infographic Org Chart for PowerPoint (5 Blocks Free infographic org chart with 5 blocks for PowerPoint. Organizational chart with 5 hollow circles (rings), interlocked and horizontally-aligned. Editable graphics with text and icon placeholders. Use this diagram to show a 1-level hierarchical information, with 5 blocks.