Question

Which statement correctly compares an atom of an alkali metal with an atom of the alkaline earth metal next to it on the periodic table?

The alkali metal atom forms a +1 ion, while the alkaline earth metal atom forms a +2 ion.

The alkali metal atom forms a +2 ion, while the alkaline earth metal atom forms a +1 ion.

The alkali metal atom has one less shell of electrons than the atom of the alkaline earth metal.

The alkali metal atom has one more shell of electrons than the atom of the alkaline earth metal.

Answer 1

Answer:

Explanation:

Atom of an alkali metal with an atom of the alkaline earth metal.

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✴The elements belonging to the group 1 of the periodic tables are call alkali metals.

These are called alkali metals because they radially dissolve in water to form Hydroxide which are strongly alkaline in nature. They also form alkaline oxide.

It has large size that of alkalineearth metal.

✴the group 2 of the periodic table consists of the elements which are known as alkaline earth metals.

When the alkaline earth metal react with sulphuric acid it can metal sulphate and hydrogen gas.

It has a smaller size than that of the elements of alkali metals.

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