價格：免費
檔案大小：917.5 KB
版本需求：需要 iOS 6.1 或以上版本。與 iPad 相容。
支援語言：英語
VSPER teaches Valence Shell Electron Pair Repulsion theory and enables the student to appreciate the constraints imposed by the number of electron pairs, while reinforcing the concept that the molecular geometry is determined by the arrangement of actual atoms bonded.
支援平台：iPad