Chemical Formula Mnemonic Card 对比 元素 的使用情况和统计数据

This is a mnemonic cards app for memorizing chemical formulas. A total of 118 cards in 6 decks are available. You don't have to create cards yourself. This app is a simple word card type, so you can operate it intuitively and quickly. You can also check the achievement rate, and it is easy to know which cards you are not good at.