1. Au [ Synonyms: atomic number 79, gold] | |
A soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia
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سونا
۔ جس کو زنگ نہیں لگتا ۔ ایک قیمتی دھات ۔ |
2. Au [ Synonyms: astronomical unit] | |
A unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers)
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