1.5 sec in total
165 ms
1.1 sec
298 ms
Click here to check amazing Chemical Formula content for India. Otherwise, check out these important facts you probably never knew about chemicalformula.org
Chemical formula help to balancing chemical equations. Worksheets with answers. Practice problems. Chemistry calculators, online chemistry quiz & fun chemistry games.
Visit chemicalformula.orgWe analyzed Chemicalformula.org page load time and found that the first response time was 165 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
chemicalformula.org performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value5.8 s
15/100
25%
Value7.0 s
32/100
10%
Value820 ms
35/100
30%
Value1.109
1/100
15%
Value13.2 s
12/100
10%
165 ms
102 ms
142 ms
150 ms
183 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 56% of them (33 requests) were addressed to the original Chemicalformula.org, 8% (5 requests) were made to Pagead2.googlesyndication.com and 7% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (322 ms) belongs to the original domain Chemicalformula.org.
Page size can be reduced by 900.2 kB (59%)
1.5 MB
633.8 kB
In fact, the total size of Chemicalformula.org main page is 1.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Javascripts take 787.4 kB which makes up the majority of the site volume.
Potential reduce by 49.6 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 49.6 kB or 77% of the original size.
Potential reduce by 35.1 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. Chemical Formula images are well optimized though.
Potential reduce by 528.9 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 528.9 kB or 67% of the original size.
Potential reduce by 286.5 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. Chemicalformula.org needs all CSS files to be minified and compressed as it can save up to 286.5 kB or 83% of the original size.
Number of requests can be reduced by 27 (49%)
55
28
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemical Formula. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
chemicalformula.org
165 ms
css_effc5153b50a08a0faff264bff33af66.css
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css_4fbcba821ac68fb517ba58e97887723a.css
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js_d4a7c5b9acf41276b763249ee444aa9e.js
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jquery.js
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chemicalformula.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
chemicalformula.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
chemicalformula.org SEO score
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemicalformula.org 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 Chemicalformula.org 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.
chemicalformula.org
Open Graph description is not detected on the main page of Chemical Formula. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: