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mariam1222
@mariam1222
October 2021
2
16
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определите валентность химических элементов
H₂, HF, Li₂O, NaCl, KB₂
H₂O,MgCl₂, CaH₂, SrBr, BaO, ZnCl₂
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Answers & Comments
saratov1999
1. первая вал
2. 1 и 1
3. 1 и 2
4. 1 и 1
5.
6. 1 и 2
7. 2 и 1
8. 2 и 1
9. 2 и 1
10. 2 и 2
11. 2 и 1
2 votes
Thanks 1
greekc
5) это скорее всего бромид калия и там валентность будет -1 и 1
0 votes
Thanks 0
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Answers & Comments
2. 1 и 1
3. 1 и 2
4. 1 и 1
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6. 1 и 2
7. 2 и 1
8. 2 и 1
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11. 2 и 1