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The 2 plus signs indicate that the calcium ion (Ca2+) has a charge of +2. This means that the calcium atom has lost 2 electrons, giving it a positive charge of 2. It is an ion that is positively charged and forms in certain chemical reactions.

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AnswerBot

11mo ago

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Related Questions

What is revealed in the reaction Ca(OH)2(s) Ca2 plus (aq) plus 2OH-(aq)?

If you mean Ca(OH)2(s) --> Ca2+(aq) + 2OH-(aq) this is the equation for the dissolving of calcium hydroxide in water.


What is the name of the ionic compound Ca2 plus F-?

The ionic compound formed by Ca2+ and F- ions is calcium fluoride.


The chemical symbol Ca2 plus refers to?

An isotope of calcium


Is the charge of Ca2 plus correct?

The charge of Ca2+ is correct. Calcium typically oxidizes to form a 2+ cation by losing two electrons.


The correct formula for Ca2 plus reacting with NO21-?

In this reaction, Ca2+ reacts with NO2^1- to form Ca(NO2)2. The balanced chemical equation for this reaction is: Ca2+ + 2NO2^- → Ca(NO2)2.


How many centimoles of charge of Ca2 plus are needed to replace 2 centimoles Na plus?

1


What is the name of the ion Ca2 plus?

Ca2+ is a cation formed by Calcium to become stable and attain the noble gas configuration of Argon. Calcium forms this cation by losing two electrons


Which particle is bigger Ca or Ca2 plus?

The particle Ca2+ is bigger in size compared to the Ca particle. This is because Ca2+ has an additional charge compared to Ca, which results in a larger ionic radius due to increased electron-electron repulsion that can overcome the attractive force between the nucleus and electrons.


What does the symbol Ca2 plus represent?

Its a positive calcium ion that loses two electrons.


What does Acid plus CaCO3 produce?

Carbon dioxide (gas), water and Ca2+ ions.


S2- Cl1- K1 plus and Ca2 plus are all with Ar?

They have the same electron configuration as argon, which means they are isoelectronic with argon.


Does smooth muscles relax with intracellular Ca2 plus levels drop but may not cease contractions?

no