ചൂടുനീരുറവകളില് സ്വാഭാവികമായി കാണപ്പെടുന്ന റേഡിയോ ആക്ടീവ് മൂലകമേത് ?
Aതോറിയം
Bയുറേനിയം
Cപ്ലൂട്ടോണിയം
Dറഡോണ്
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Related Questions:
Which of the following elements is the most reactive?
How many electrons does the outermost shell of Neon have
ഖരാവസ്ഥയിലുള്ള സ്നേഹകം :
The most electronegative element among the following is ?
Consider the below statements and identify the correct answer.
- Statement-I: If a substance loses oxygen during a reaction, it is said to be reduced.
- Statement-II: If a substance gains hydrogen during a reaction, it is said to be reduced.