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Shalnov [3]
3 years ago
6

Which element have zero valency

Chemistry
1 answer:
choli [55]3 years ago
4 0
The answer is Helium. hope its helpful (:
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1. Convert the following temperatures to K.<br> a) 104 C<br> b) -3 C
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Which molecule is amphoteric?
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The missing components in the table to the right are indicated with orange letters. Complete table by filling in the correspondi
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A = In

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symbol          protons            electrons          neutrons           mass

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  In                    49                     49                     66                   115

  Ta                   73                     73                     108                  181

  Ba²⁺                56                    54                      81                   137

  S²⁻                  16                      18                      16                    32

4 0
3 years ago
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