रसायन विज्ञानं

NOTES FOR रसायन विज्ञानं IN HINDI FOR GOVT JOBS EXAM

What is Elements

What is Elements

What is Elements   The electronic configuration of atoms provides a theoretical foundation for the periodic classification. Elements of a group exhibit similar chemical properties because they have same electronic configuration of their outermost shell. Depending upon the type of orbital receiving the valence electron, the elements can be classified into following four blocks Types …

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Acids (अम्ल )

Acids (अम्ल )

Acids (अम्ल ) Acids (अम्ल ) The word ‘acid’ has been derived from a Latin word ‘acidus’ meaning sour. ( एसिड शब्द एक लैटिन शब्द ‘एसिडस’ से लिया गया है जिसका अर्थ खट्टा है। ) acids are the substances that have sour taste ( एसिड वे पदार्थ हैं जिनका स्वाद खट्टा होता है ) and …

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