Answer: I just took the test. The answer is D! (A single replacement reaction takes place because sodium is more reactive than hydrogen.)
It is called electron affinity. It increase as you go to the right of the periodic table.
<span>Answer: option (b) atoms share electrons unequally.
That is because although the molecule or compound is neutral, some atoms will bear more electron density than others, so the atomes inside the compound that have more electron density will be partially negative while the atoms with less electron density will be partially positive.
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Answer:
H+ contains 1 proton, 0 neutrons, 0 electrons.
Explanation:
A mole is mean the atomic number of 12 grams of carbon 12.
