3 years ago

Which of these statements are not true about a chemical reaction rate?

Chemistry

1 answer:

Licemer1 [7]3 years ago

6 0

A) Temperature does not affect reaction rate

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Which row in the table shows how many electrons there could be in the outer shell of an atom of V?

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Explanation:

The element V forms acidic oxide so it must be non- metal because oxides of non metal forms acidic oxide like sulphur ( s ) or chlorine ( Cl₂ )

sulphur forms SO₂ or SO₃ . Chlorine forms acidic oxide like Cl₂O₇ , Cl₂O₃ etc

These oxides are covalent compounds .

So V may have 6 or 7 electrons in the outermost orbit .

Hence option D is the right answer.

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3 years ago

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Group 18 is the only group in periodic table in which all the elements are nonmetals. This group contains F, Cl, Br, I and At and also the other name of this group is halogen which means salt producer.

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3 years ago

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Mg and HCI

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