Tools & Wizards About Us
electronegativitychart.com screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

electronegativitychart.com

Electronegativity Chart [Periodic Table of Elements with Electronegativities]

Page Load Speed

1.7 sec in total

First Response

139 ms

Resources Loaded

597 ms

Page Rendered

978 ms

electronegativitychart.com screenshot

About Website

Visit electronegativitychart.com now to see the best up-to-date Electronegativity Chart content and also check out these interesting facts you probably never knew about electronegativitychart.com

Find a periodic table of all elements with respective eletronegativities. Print out a PDF version of electronegativity chart to study and for reference.

Visit electronegativitychart.com

Key Findings

We analyzed Electronegativitychart.com page load time and found that the first response time was 139 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

electronegativitychart.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

94/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value3,080 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

electronegativitychart.com

139 ms

wp-emoji-release.min.js

28 ms

theme.css

72 ms

adsbygoogle.js

122 ms

bootstrap.min.css

51 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 67% of them (12 requests) were addressed to the original Electronegativitychart.com, 11% (2 requests) were made to Pagead2.googlesyndication.com and 11% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (244 ms) relates to the external source Pagead2.googlesyndication.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 305.4 kB (31%)

Content Size

995.5 kB

After Optimization

690.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Electronegativitychart.com main page is 995.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 416.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 62.3 kB

  • Original 77.9 kB
  • After minification 71.8 kB
  • After compression 15.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 62.3 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 3.5 kB

  • Original 399.4 kB
  • After minification 395.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Electronegativity Chart images are well optimized though.

JavaScript Optimization

-37%

Potential reduce by 153.2 kB

  • Original 416.0 kB
  • After minification 415.9 kB
  • After compression 262.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 153.2 kB or 37% of the original size.

CSS Optimization

-85%

Potential reduce by 86.5 kB

  • Original 102.2 kB
  • After minification 102.1 kB
  • After compression 15.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Electronegativitychart.com needs all CSS files to be minified and compressed as it can save up to 86.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (31%)

Requests Now

16

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Electronegativity Chart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

electronegativitychart.com

electronegativitychart.com

139 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

28 ms

theme.css

theme.css

72 ms

adsbygoogle.js

adsbygoogle.js

122 ms

bootstrap.min.css

bootstrap.min.css

51 ms

app.js

app.js

29 ms

analytics.js

analytics.js

152 ms

Electronegativity-Chart.jpg

Electronegativity-Chart.jpg

112 ms

periodic-table-metals-and-non-metals.jpg

periodic-table-metals-and-non-metals.jpg

114 ms

bond-data.jpg

bond-data.jpg

114 ms

periodic-table-trends.jpg

periodic-table-trends.jpg

112 ms

Electronegativity-Chart-left-to-right.jpg

Electronegativity-Chart-left-to-right.jpg

113 ms

Electronegativity-Chart-bottom-to-top.jpg

Electronegativity-Chart-bottom-to-top.jpg

112 ms

electronegativities-differences.jpg

electronegativities-differences.jpg

114 ms

show_ads_impl.js

show_ads_impl.js

244 ms

zrt_lookup.html

zrt_lookup.html

46 ms

collect

collect

17 ms

js

js

88 ms

Accessibility Review

electronegativitychart.com accessibility score

83

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

electronegativitychart.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

electronegativitychart.com SEO score

100

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Electronegativitychart.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Electronegativitychart.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

electronegativitychart.com

Open Graph data is detected on the main page of Electronegativity Chart. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: