Arsenic trisulfide: Difference between revisions

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{{Infobox chemical
{{Short description|Digital wallet application by Apple}}
| name = Arsenic trisulfide
{{Use dmy dates|date=October 2023}}
| image = Arsenic-trisulfide-3D-balls.png
| image_size = 250px
| image_caption = Ball-and-stick model of arsenic trisulfide
| IUPACName = Arsenic(III) sulfide
| othernames = Arsenic sulfide, Orpiment
| formula = As<sub>2</sub>S<sub>3</sub>
| molar_mass = 246.04 g/mol
| appearance = Yellow solid
| density = 3.49 g/cm<sup>3</sup>
| melting_point = 310 °C
| boiling_point = 707 °C
| solubility = Insoluble in water
}}


'''Arsenic trisulfide''' is a chemical compound with the formula As<sub>2</sub>S<sub>3</sub>. It is a yellow solid that occurs naturally as the mineral [[orpiment]]. Arsenic trisulfide is known for its use in the production of pigments, as well as its historical use in medicine and art.
'''Apple Wallet''' is a digital wallet application developed by [[Apple Inc.]] for its [[iOS]] and [[watchOS]] operating systems. It allows users to store and manage various types of digital cards, including credit and debit cards, boarding passes, tickets, and more. The application is designed to streamline the process of accessing and using these digital items, enhancing convenience and security for users.


== Structure and Properties ==
==Features==
Arsenic trisulfide is composed of arsenic and sulfur atoms. The compound forms a layered structure, with each arsenic atom bonded to three sulfur atoms. This gives the compound its characteristic yellow color and crystalline form. It is insoluble in water but can dissolve in alkaline solutions.
Apple Wallet provides a range of features that make it a versatile tool for managing digital cards and passes:


== Occurrence ==
===Payment Cards===
Arsenic trisulfide occurs naturally as the mineral [[orpiment]], which is found in hydrothermal veins, hot springs, and volcanic fumaroles. Orpiment has been used historically as a pigment due to its bright yellow color.
Apple Wallet supports the storage of [[credit card|credit]] and [[debit card|debit cards]], which can be used with [[Apple Pay]] for contactless payments. Users can add their cards to the Wallet app and use their [[iPhone]] or [[Apple Watch]] to make secure payments at compatible terminals.


== Uses ==
===Boarding Passes and Tickets===
Arsenic trisulfide has several applications:
The application allows users to store [[boarding pass|boarding passes]] and tickets for events, flights, and public transportation. These digital passes can be scanned directly from the device, eliminating the need for physical copies. The app supports automatic updates for changes in flight times or gate information.
* '''Pigments''': Historically, it was used as a pigment known as "king's yellow" in paintings and manuscripts.
* '''Medicine''': In traditional Chinese medicine, arsenic trisulfide has been used for its purported therapeutic properties.
* '''Semiconductors''': It is used in the production of certain types of semiconductors and photoconductors.


== Safety and Toxicity ==
===Loyalty Cards and Coupons===
Arsenic trisulfide is toxic if ingested or inhaled. It can cause arsenic poisoning, which is characterized by symptoms such as abdominal pain, vomiting, and diarrhea. Long-term exposure can lead to more severe health effects, including cancer. Proper handling and safety precautions are essential when working with this compound.
Users can add loyalty cards and coupons to Apple Wallet, enabling easy access to discounts and rewards at participating retailers. The app can also notify users of nearby stores where they can use their stored cards.


== Also see ==
===Identification Cards===
* [[Arsenic]]
In some regions, Apple Wallet supports the storage of digital identification cards, such as driver's licenses and student IDs. This feature is part of Apple's ongoing efforts to expand the functionality of the Wallet app to include more types of personal identification.
* [[Sulfur]]
* [[Orpiment]]
* [[Arsenic poisoning]]
* [[Pigment]]


{{Chemistry-stub}}
==Security==
{{Toxicology}}
Apple Wallet employs several security measures to protect users' information. These include:


[[Category:Arsenic compounds]]
* '''Encryption:''' All data stored in Apple Wallet is encrypted, ensuring that sensitive information is protected from unauthorized access.
[[Category:Sulfides]]
* '''Biometric Authentication:''' Users can secure their Wallet app with [[Face ID]] or [[Touch ID]], adding an extra layer of security.
[[Category:Inorganic pigments]]
* '''Tokenization:''' When a payment card is used with Apple Pay, the actual card number is not stored on the device or on Apple servers. Instead, a unique Device Account Number is assigned, encrypted, and securely stored in the Secure Element on the device.
 
==Integration with Other Apps==
Apple Wallet integrates with various third-party apps, allowing users to add passes and cards directly from these apps. This integration enhances the user experience by providing a seamless way to manage digital items across different services.
 
==Gallery==
<gallery>
File:Apple Wallet Icon.svg|Apple Wallet Icon
File:Add to Apple Wallet badge.svg|Add to Apple Wallet badge
File:Electronic boarding pass of Air China flight on iPhone 7.jpg|Electronic boarding pass on iPhone
File:California mDL in Apple Wallet.png|California mobile driver's license in Apple Wallet
</gallery>
 
==Related pages==
* [[Apple Pay]]
* [[Digital wallet]]
* [[Mobile payment]]
* [[Contactless payment]]
 
[[Category:Apple Inc. software]]
[[Category:Mobile payments]]
[[Category:IOS software]]
<gallery>
File:Orpiment_mineral.jpg|Orpiment mineral
File:Orpiment-unit-cell-3D.png|Orpiment unit cell 3D
File:Arsenic_trisulfide_horiz.png|Arsenic trisulfide
</gallery>

Latest revision as of 01:28, 18 February 2025

Digital wallet application by Apple



Apple Wallet is a digital wallet application developed by Apple Inc. for its iOS and watchOS operating systems. It allows users to store and manage various types of digital cards, including credit and debit cards, boarding passes, tickets, and more. The application is designed to streamline the process of accessing and using these digital items, enhancing convenience and security for users.

Features[edit]

Apple Wallet provides a range of features that make it a versatile tool for managing digital cards and passes:

Payment Cards[edit]

Apple Wallet supports the storage of credit and debit cards, which can be used with Apple Pay for contactless payments. Users can add their cards to the Wallet app and use their iPhone or Apple Watch to make secure payments at compatible terminals.

Boarding Passes and Tickets[edit]

The application allows users to store boarding passes and tickets for events, flights, and public transportation. These digital passes can be scanned directly from the device, eliminating the need for physical copies. The app supports automatic updates for changes in flight times or gate information.

Loyalty Cards and Coupons[edit]

Users can add loyalty cards and coupons to Apple Wallet, enabling easy access to discounts and rewards at participating retailers. The app can also notify users of nearby stores where they can use their stored cards.

Identification Cards[edit]

In some regions, Apple Wallet supports the storage of digital identification cards, such as driver's licenses and student IDs. This feature is part of Apple's ongoing efforts to expand the functionality of the Wallet app to include more types of personal identification.

Security[edit]

Apple Wallet employs several security measures to protect users' information. These include:

  • Encryption: All data stored in Apple Wallet is encrypted, ensuring that sensitive information is protected from unauthorized access.
  • Biometric Authentication: Users can secure their Wallet app with Face ID or Touch ID, adding an extra layer of security.
  • Tokenization: When a payment card is used with Apple Pay, the actual card number is not stored on the device or on Apple servers. Instead, a unique Device Account Number is assigned, encrypted, and securely stored in the Secure Element on the device.

Integration with Other Apps[edit]

Apple Wallet integrates with various third-party apps, allowing users to add passes and cards directly from these apps. This integration enhances the user experience by providing a seamless way to manage digital items across different services.

Gallery[edit]

Related pages[edit]

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