Chemistry
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New answer posted
a year ago
Contributor-Level 10
For a zero-order reaction Rate Vs conc graph will be straight line parallel to the x-axis.
For a 1st order reaction t? /? vs concentration will again be a straight line parallel to x-axis.
New answer posted
a year agoContributor-Level 10
At different positions -NO? affects acidic strength differently. The order of acidic strength is p-nitrophenol > o-nitrophenol > m-nitrophenol.
New question posted
a year agoNew answer posted
a year ago
Contributor-Level 10
Maximum work is done in the case where area under the curve is maximum.
New answer posted
a year agoContributor-Level 10
E°cell = E°cathode - E°anode = (+1.510) - (1.229) = +0.287 V. As E°cell is positive the cell will work.
New answer posted
a year agoContributor-Level 10
O? (15) will have configuration σ1s²σ1s²σ2s²σ2s²σ2p? ² (π2p? ²=π2p? ²) (π*2p? ¹). This ion is paramagnetic.
New answer posted
a year agoContributor-Level 10
Gadolinium has outer configuration of [Xe]4f?5d¹6s².
Its third ionization energy is low due to highly exchange energy and hence stability of the half-filled f subshell.
New answer posted
a year ago
Contributor-Level 10
Kjeldahl's method does not work for heterocyclic and azo compounds.
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