2 years ago

Which of these statements best describes an Alkali? *

1 answer:

5 0

Proton donor. Alkali metals have one electron that they want to give up to fulfill the octet rule (makes them stable)

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trapecia [35]

Answer:

The products are Calcium oxide and Carbon dioxide.

Explanation:

When calcium carbonate is heated, thermal decomposition occurs.

Calcium calcium → Calcium oxide + Carbon dioxide

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2 years ago

elixir [45]

<h2>Answer:</h2>

The correct answers are;

volume of a substance

density of a substance

The volume and the density of the substance depend on inter molecular forces of the substance. So, when we will change the degree of inter molecular forces, whether decrease it or increase it, it will affect the volume and density of a substance.

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3 years ago

Ray Of Light [21]

Non-metals and oxygen produce non-metal oxides. Such as sulphur dioxide and nitrogen oxide which are responsible for acidic rain. Hope this helps

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2 years ago

Harlamova29_29 [7]

I believe the answer is D

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3 years ago

Pavel [41]

That would be the proton. The number of protons in the nucleus determine which element it is and its properties.

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2 years ago