---
title: "What is the SI unit of charge?"  
description: "What is the SI unit of charge?"  
author: "Gurmeet Kaur"  
published: 2019-03-25  
canonical: https://answers.mindstick.com/qa/51920/what-is-the-si-unit-of-charge  
category: "science"  
tags: ["science"]  
reading_time: 1 minute  

---

# What is the SI unit of charge?

What is the SI [unit](https://www.mindstick.com/news/1857/the-game-development-platform-unity-was-acquired-by-applovin-s-offer) of charge?

## Answers

### Answer by DILIP SINGH

**[Electron](https://answers.mindstick.com/qa/49183/who-invented-the-electronic-computer) charge, (**symbol e), fundamental physical constant expressing the naturally occurring unit of electric charge, equal to **1.6021765 × 10−19 coulombs,** or 4.80320451 × 10−10 electrostatic unit (esu, or statcoulomb). In addition to the electron, all freely existing charged subatomic particles up to now discovered have an [electrical charge](https://answers.mindstick.com/qa/31951/in-which-decade-was-the-american-institute-of-electrical-engineers-aiee-founded) adequate this price or some whole-number multiple of it.

![What is the SI unit of charge?](https://answers.mindstick.com/questionanswer/7fc6fbec-84c4-4912-92a3-791004a75352/images/d276f0d4-da08-4a14-9983-446671f7e32c.png)\

**Quarks, which are always bound within larger subatomic particles such as [proton](https://answers.mindstick.com/qa/39511/what-happens-to-the-number-of-protons-in-the-nucleus-of-a-na2-ion-to-a-na0-atom)s and neutrons, have charges of 1/3 or 2/3 of this value.** **An electron is discovered by J.J. Thompson in 1897.** \


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Original Source: https://answers.mindstick.com/qa/51920/what-is-the-si-unit-of-charge

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