Which of the following happens when an ionic bond is formed? A. One atom pulls an electron from another atom.

B. Two atoms attain equal electronegativities.

C. One atom becomes more electronegative than another atom.

D. Two atoms share an electron.

Why does a cake rise when you bake it? ♡

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.