ഡയമണ്ടിന്റെ മഞ്ഞ നിറത്തിന് കാരണമായ മൂലകം ഏത് ?
Aബോറോൺ
Bസിലിക്കൺ
Cഹീലിയം
Dനൈട്രജൻ
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ഏറ്റവും 'ഇലക്ട്രോനെഗറ്റീവാ'യ മൂലകം ഏത്?
The element which is known as 'Chemical sun'
Which of the following scientist arranged the elements on the basis of Octave theory?
Which element is known as king of poison?
Which factor(s) led scientists towards the classification of elements?
- (i) Different methods of synthesis of elements
- (ii) Different source of elements
- (iii) Different properties of elements