True: 8 is the atomic number of oxigen, Zinc is a metal, Humans are form by CHON, Mercury is liquid metal, Uranium is a radioactive element, False: The titanium is considered a metalloid, Copper is the most resistant element, Chlorine is a malleable element, Wood is a element, The ununtrium is the most abundant element in the earth,

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?