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Chemistry

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

Formula chimică pentru sifon este

Back

H2CO3 (acid carbonic)

2.

FLASHCARD QUESTION

Front

H2S se numește

Back

acid sulfhidric

3.

FLASHCARD QUESTION

Front

Fe(OH)2 se numește

Back

hidroxid de fier (II)

4.

FLASHCARD QUESTION

Front

HCN se numește

Back

acid cianhidric

5.

FLASHCARD QUESTION

Front

HF se numește

Back

acid fluorhidric

6.

FLASHCARD QUESTION

Front

Ce este un acid?

Back

Substanță care poate dona protoni (H+) în soluție.

7.

FLASHCARD QUESTION

Front

Ce este o bază?

Back

Substanță care poate accepta protoni (H+) sau donează ioni de hidroxid (OH-).

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