Asked: U.P. Lower Sub. (Pre) 2004medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
सबसे भारी प्राकृतिक तत्व है-
The heaviest naturally occurring element is-
SELECT CORRECT OPTION:
A
यूरेनियम
Uranium
Correct
B
मरकरी (पारा)
Mercury
C
सोना
Gold
D
कैल्शियम
Calcium
Official Solution & Explanation:
Correct Answer: Option A(यूरेनियम)
प्राकृतिक रूप से पाए जाने वाले तत्वों में सबसे भारी तत्व यूरेनियम ($U$, परमाणु क्रमांक 92, परमाणु भार $238.03\text{ amu}$) है।
Uranium (atomic number 92, atomic mass 238) is the heaviest naturally occurring chemical element on Earth.
Subject: General Science•Topic: Metals, Minerals, Ores: Properties and Uses•Subtopic: Metals, Minerals, Ores: Properties and Uses
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