Chemistry

What number is also the same as proton number and the number of electrons of a neutral atom?

More Questions from Chemistry
Who wrote the book "The Principles of Chemistry"?
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What is the approximate heat of vaporization of water at its boiling point?
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What is a chemical or physical agent that tends to cause cancers?
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Which element is a poisonous gas that combines with sodium to form table salt?
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Which of these is a state of matter?
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What is the chemical symbol for Helium?
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What element, used in some types of paint, created a health risk to children who ate paint chips?
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What group of elements include lithium, sodium, potassium, rubidium, cesium, and francium?
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