H is the eighth (number 8) letter in the English alphabet. The uppercase letter for H name is "haitch" (/ ˈheɪtʃ /), also known as simply "'aitch" (/ ˈeɪtʃ / Meanings for H. In chemistry, H is the symbol for hydrogen. In music, H is a note in the German system, meaning "B natural". In particle physics, H is the symbol for the Higgs boson. More @Wikipedia
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