Предмет: Химия, автор: maksabdu35

помогите пожалуйста дам 20 балов

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Ответы

Автор ответа: greatperfect72

1

могу ответить только на 7

Объяснение:

А) назовите этот элемент: калий

Б) напишите физические свойства для этого элемента (3свойства): 1) хорошо вступает в химические реакции особенно на воду, образуя щёлочь.2)очень быстро окисляется на воздухе.3)встречается в природе в разных соединениях например морская вода❤❤

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