atomic number - Creative Chemistry

You are here: Home > Glossary > atomic number

The number of protons in the nucleus of an atom. Each element has a unique atomic number. Elements in the periodic table are arranged in order of increasing atomic number.

Synonyms:

proton number

Go to the Glossary

Always Active

Necessary cookies help make a website usable by enabling basic functions like page navigation and access to secure areas of the website. The website cannot function properly without these cookies.

Name	Domain	Purpose	Expiry	Type
JSESSIONID	ichemlabs.cloud.chemdoodle.com	A generic technical cookie used for storing user session identifier in web applications.	54 years	HTTP
YSC	youtube.com	YouTube session cookie.	54 years	HTTP

Marketing

Marketing

Marketing cookies are used to track visitors across websites. The intention is to display ads that are relevant and engaging for the individual user and thereby more valuable for publishers and third party advertisers.

Name Domain Purpose Expiry Type

VISITOR_INFO1_LIVE youtube.com YouTube cookie. 6 months HTTP
Analytics

Analytics

Analytics cookies help website owners to understand how visitors interact with websites by collecting and reporting information anonymously.
Preferences

Preferences

Preference cookies enable a website to remember information that changes the way the website behaves or looks, like your preferred language or the region that you are in.
Unclassified

Unclassified

Unclassified cookies are cookies that we are in the process of classifying, together with the providers of individual cookies.

Commercial copying, hiring, lending is prohibited.Permission granted to reproduce for personal and educational use only.

Commercial copying, hiring, lending is prohibited.
Permission granted to reproduce for personal and educational use only.