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The British conquered India in the following ways:1. They subjugated local nawabs and rajas.2. They established control over the economy and society collected revenue to meet all their expenses, bought goods...
Official records do not always help us understand what other people in the country felt, and what lay behind their actions. For that we have diaries of people, accounts of pilgrims and travellers, autobiographies of i...
The British felt the need to preserve all the important official documents and letters. For this, they set up record rooms attached to all administrative institutions. The village tahsildar’s office, the collectorate,...
This periodisation has been borrowed from the West where the modem period was associated with the growth of all the forces of modernity such as science, reason, democracy, liberty and equality. Medieval was a term use...
James Mill did not cherish any positive idea about India. He was of the opinion that all Asian societies were at a lower level of civilisation than Europe. According to his telling of history, before the British came...
· SN1: Two-step (formation of carbocation), seen in 3° haloalkanes· SN2: One-step, backside attack, inversion of configuration Example: CH3CH2Br+OH−→CH3CH2OH+Br−
Lanthanide contraction is the gradual decrease in atomic/ionic size across the lanthanide series due to poor shielding by 4f electrons. Consequences:· Similar sizes of 4d and 5d elements · Dif...
· Primary valency = oxidation state (ionisable)· Secondary valency = coordination number (non-ionisable)Example:[Co(NH3)6]Cl3 Cl⁻ are outside (primary), NH₃ inside coordination sphere...
· Enzyme (E) binds with substrate (S) to form ES complex · ES → Products + Enzyme This lowers the activation energy and increases reaction speed.
When solutes associate or dissociate in solution, observed molar mass ≠ expected. Van’t Hoff factor:i=Observed colligative property / Calculated colligative property Used to correct the molar mass calcula...
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